| 单词 | X ray |
| 例句 | And then I imagine I can feel the X rays and the gamma rays, feel them pinging on my eyelids, shooting through my skull, making the palms of my hands tingle like they've fallen asleep. Things Not Seen 2002-01-01T00:00:00Z Bring X rays of your mother who needs a new hip. Native Speaker 1995-01-01T00:00:00Z The doctor looked at the X rays and then at the wound. Fallen Angels 1988-01-01T00:00:00Z J. D. Bernal, the crystallographer, would later call them the “most beautiful X ray photographs of any substance ever taken.” The Gene 2016-06-02T00:00:00Z In the year of his arrival in Cambridge, Wilhelm Roentgen discovered X rays at the University of Würzburg in Germany, and the next year Henri Becquerel discovered radioactivity. A Short History of Nearly Everything 2003-05-06T00:00:00Z The following day Pollard stripped for his X rays. Seabiscuit: An American Legend 2001-01-01T00:00:00Z Howard contacted his personal physicians, who scheduled Pollard for X rays on April 13. Seabiscuit: An American Legend 2001-01-01T00:00:00Z Just before Thanksgiving, Doc Lassiter ordered Dad to get an X ray. October Sky 1999-04-01T00:00:00Z Primordial black holes with initial masses less than this figure would already have completely evaporated, but those with slightly greater masses would still be emitting radiation in the form of X rays and gamma rays. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z Four months later, in a hospital in New York, after many X rays and tests, I had the first of three operations. The Cay 1969-01-01T00:00:00Z They had discovered the X ray, the cathode ray, the electron, and radioactivity, invented the ohm, the watt, the Kelvin, the joule, the amp, and the little erg. A Short History of Nearly Everything 2003-05-06T00:00:00Z It will not get hot enough to emit X rays, but it could account for the very compact source of radio waves and infrared rays that is observed at the galactic center. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z The resident sent us down for a chest X ray. The Kite Runner 2003-05-01T00:00:00Z “Let’s cut him open and get to the inside of things once and for all. He keeps complaining about his liver. His liver looks pretty small on this X ray.” Catch-22 1961-11-10T00:00:00Z The doctor showed me the chip in the bone in the first X ray. Fallen Angels 1988-01-01T00:00:00Z Even shorter wavelengths are known as ultraviolet, X rays, and gamma rays. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z Then he showed me a second X ray, it was cloudy, and I didn’t make anything of it. Fallen Angels 1988-01-01T00:00:00Z Several days after the fiasco with Bragg, the crystallographer V. Vand sent Max a letter containing a theory for the diffraction of X rays by helical molecules. Double Helix 1968-02-27T00:00:00Z These X rays and gamma rays are like waves of light, but with a much shorter wavelength. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z “You just scraped your head a little. They’s nothing wrong with you. They took X rays.” A Confederacy of Dunces 1980-01-01T00:00:00Z “I’ll take this one to Harare. He needs an X ray,” the Afrikaner told the nurse. A Girl Named Disaster 1996-01-01T00:00:00Z I explained that I was ignorant of how X rays diffract, but Max immediately put me at ease. Double Helix 1968-02-27T00:00:00Z And there can be a bleakness to the light; it’s like an X ray, penetrating everything. This Week in Fiction: Victor Lodato 2014-09-15T04:00:00Z X rays, with much more energy and shorter wavelengths than RF and light, are mainly absorbed and not reflected when incident perpendicular to the medium. College Physics for AP Courses 2015-08-12T00:00:00Z The culprit is insecure servers that hospitals are using to store X rays, ultrasounds and CT scans and that hackers can crack into with easy-to-download software. Analysis | The Cybersecurity 202: Get ready for serious cyberattacks from Iran, experts say 2020-01-13T05:00:00Z Its star is turbulent, flooding the planet with X rays and ultraviolet radiation in amounts at least a hundred times higher than what Earth receives. An Exoplanet Too Far 2016-08-24T04:00:00Z In a synchrotron, the particles’ trajectory is altered to produce powerful X rays, which can be focussed into a beam about the width of a strand of hair. The Quest to Unlock an Ancient Library 2015-11-16T05:00:00Z They will bring them to the hospital for X rays and other tests. In 1965, Expert Detailed Medicare's Impact on Patients, Doctors, Hospitals 2015-07-30T04:00:00Z X rays created when an electron falls into an n = 1 shell vacancy are called Kα when they come from the next higher level; that is, an n = 2 to n = 1 transition. College Physics for AP Courses 2015-08-12T00:00:00Z Ghosts, gods, demons, superheroes, ether, X rays, amoebas, emotions, mathematical concepts, dark matter, Casper, Pete’s Dragon, the Cheshire Cat—what is all this stuff doing in the same category? A Beginner’s Guide to Invisibility 2015-04-06T04:00:00Z Pre-op X rays and stress testing, for instance, offer little or no benefit, yet physicians order them. Medicare pays billions of dollars for wasteful procedures -study 2014-05-12T20:01:10Z Different elements emit characteristic wavelengths of light when the X rays hit them; by zeroing in on iron, Bergmann was able to see the letters. The Quest to Unlock an Ancient Library 2015-11-16T05:00:00Z The patients were seen in the emergency, obstetrics, gynaecology or X ray departments. Eleven patients' deaths investigated 2014-03-28T11:32:43Z This can pull a companion star apart and heat inflowing gases to the point of producing X rays. College Physics for AP Courses 2015-08-12T00:00:00Z On the to-do list as well are devices that enable the perception of other forms of energy alone or in VISOR-like combination—X rays, magnetic fields or radio waves. Touching the Light: Rats Get Fitted with Star Trek VISORs [Video] 2013-02-13T18:15:00.253Z The X rays break down the barrier for us, and admit us to this immense field in which we want to be. Physics Nobelists Tell of Their Prize-Winning Discoveries 2012-06-28T12:45:02.607Z Because X rays pick up the presence of metals, they have worked well on medieval manuscripts, whose ink contains iron. The Quest to Unlock an Ancient Library 2015-11-16T05:00:00Z That review is now being extended across the entire health trust, involving 48,000 X rays. Eleven patients' deaths investigated 2014-03-28T11:32:43Z This is not quite proof of black holes, because the X rays could also be caused by matter falling onto a neutron star. College Physics for AP Courses 2015-08-12T00:00:00Z X rays were commonly used to treat skin disorders or remove unwanted hair. The Rise of Nuclear Fear-How We Learned to Fear the Radiation 2012-06-15T18:15:05.493Z The X rays are of short enough wavelength to be turned aside or scattered by the atoms, when longer light waves are not. Physics Nobelists Tell of Their Prize-Winning Discoveries 2012-06-28T12:45:02.607Z The "X rays" of the psychical spectrum remain for a later age to discover. Human Personality and its Survival of Bodily Death 2012-01-05T03:00:42.307Z It is of considerable importance, especially in its application to such useful purposes as X ray work, wireless telegraphy and ignition for gas engines. Hawkins Electrical Guide, Number One Questions, Answers, & Illustrations, A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to acquire a Working Knowledge of Electricity and its Applications 2011-12-24T03:07:54.823Z Observations of other EM wavelengths, such as radio waves and X rays, have similarly confirmed the existence of dark matter. College Physics for AP Courses 2015-08-12T00:00:00Z When the Lord turns his X rays upon the people, the churches will fill so rapidly that Easter bonnets and dress suits can be picked up anywhere. Treading the Narrow Way 2011-07-21T02:00:18.563Z It is only the X ray that can tell us the internal arrangement of the crystal. Physics Nobelists Tell of Their Prize-Winning Discoveries 2012-06-28T12:45:02.607Z Unable to explain the nature or cause of this wonderful revelation, Roentgen gave to the light an algebraic name for the unknown—the X rays. Inventions in the Century 2011-07-20T02:00:14.643Z A friend of his had discovered things about X rays; a knowledge, Eric said, which had saved other men from death; and from what he thought was worse—long, hopeless suffering. My Little Sister 2011-05-27T02:00:14.023Z X rays lie at the high-frequency end of an atom’s spectrum and are characteristic of the atom as well. College Physics for AP Courses 2015-08-12T00:00:00Z Hence, for example, the new rays discovered by Röntgen were called provisionally “X rays,” their real nature being at first unknown. Ontology or the Theory of Being 2011-04-01T02:00:38.727Z X rays are so common today you probably never stop to think about them. 1896 X Ray Machine Shows How Far We've Come 2011-03-22T20:15:02.317Z Radio-active bodies The rays given off by uranium and its salts were found to differ from the X rays. A Brief Account of Radio-activity His friend knew that he was running a risk with the X rays. My Little Sister 2011-05-27T02:00:14.023Z X rays are also used to inspect our luggage at airports, as shown in Figure 30.24, and for early detection of cracks in crucial aircraft components. College Physics for AP Courses 2015-08-12T00:00:00Z Dad has already written a report on the instruments for measuring solar X rays. The Flying Stingaree "Not unless they've figured out some way to combine X rays with radar," the senator said. Fifty Per Cent Prophet The action is much less rapid and the result not so clearly defined as in the case of photographs taken by X rays. A Brief Account of Radio-activity The day after Röntgen announced his X rays, physicists on every continent were repeating his experiments—were applying his discovery to the healing of the wounded and diseased. Little Masterpieces of Science: Invention and Discovery X rays are useful in the treatment of cancer because of the inhibiting effect they have on cell reproduction. College Physics for AP Courses 2015-08-12T00:00:00Z Hartson Brant had business there in connection with instruments the Spindrift group of scientists had designed for measuring solar X rays. The Flying Stingaree "How about X rays?" asked still another man. Anything You Can Do ... These were first observed in the study of the X rays. A Brief Account of Radio-activity This phenomenon of passing quite suddenly from a non-conductive to a conductive state is, as we shall duly see, also to be noted when air or other gases are exposed to the X ray. Little Masterpieces of Science: Invention and Discovery X rays observed coming from outer space are useful in determining the nature of their sources, such as neutron stars and possibly black holes. College Physics for AP Courses 2015-08-12T00:00:00Z We try to X ray the thing, and we don’t get a thing. The Untouchable "Couldn't X rays have been taken surreptitiously?" asked one of the men. Anything You Can Do ... The gamma rays are analogous to the X rays and are of the order of light. A Brief Account of Radio-activity "I hadn't realized that you people took so many precautions—" He was, Malone thought, somewhere between fifty and sixty, tall and thin with skin so transparent that he nearly looked like a living X ray. That Sweet Little Old Lady X rays can induce fluorescence, as is done in x-ray fluoroscopy to make brighter visible images. College Physics for AP Courses 2015-08-12T00:00:00Z In some inferior stones this same effect is caused or obtained by the application of a gentle heat, immersion in chemicals, subjection to "X rays" and other strong electric influence, and in many other ways. The Chemistry, Properties and Tests of Precious Stones I never happened to see a case in which a retained bullet in the skull was localised by the X rays, but such might have been possible in case No. 64, p. Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre They are in general considerably more penetrating than X rays. A Brief Account of Radio-activity The X ray not only locates the difficulty but also determines the extent of the process. The Mother and Her Child We have observed X rays from certain binary star systems that are consistent with such a picture. College Physics for AP Courses 2015-08-12T00:00:00Z The X rays, the doctor informed us, was very useful in locating bullets. The Land of the Black Mountain The Adventures of Two Englishmen in Montenegro The X rays were not always to hand, and are not always capable of giving reliable information in the matter of perforations, although very useful in detecting grooves or notching. Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre The gamma rays have been identified with the X rays discovered by Röntgen and are a form of energy analogous to light. A Brief Account of Radio-activity In all instances it is well to locate its exact position by the X ray—that there may be assurance that it will do no harm. The Mother and Her Child Figure 34.13 A black hole is shown pulling matter away from a companion star, forming a superheated accretion disk where X rays are emitted before the matter disappears forever into the hole. College Physics for AP Courses 2015-08-12T00:00:00Z Another report about the use of the X rays in the French Custom-House has reached us. The Great Round World and What Is Going On In It, Vol. 1, No. 40, August 12, 1897 A Weekly Magazine for Boys and Girls When we reduce it to a tenuity of one millionth of the normal density we get the possibility of the X rays by vibrations of itself without any platinum wire. Among the Forces It has been found that crystals, such as those of quartz, have the power of reflecting and defining the X rays. A Brief Account of Radio-activity An X ray laboratory should always be sought, where convenient, to ascertain if the ends of the bones are in good position. The Mother and Her Child The most striking property of the X rays is, on the contrary, the facility with which they pass through obstacles, and it is impossible not to attach considerable importance to such a difference. The New Physics and Its Evolution The senders had had no idea that the X rays would be used on the packages, and had arranged them so that on opening they would appear to contain nothing dutiable. The Great Round World and What Is Going On In It, Vol. 1, No. 40, August 12, 1897 A Weekly Magazine for Boys and Girls We do not hesitate to reveal the main points of our system of diagnosis, which is much broader than the old system of scholastic medicine,—the performance with auscultation, percussion, X rays and the rest. Valere Aude Dare to Be Healthy, Or, The Light of Physical Regeneration In each case he observed that two characteristic types of X rays of definite intensity and different wave lengths were emitted. A Brief Account of Radio-activity The first question that meets us in the use of the method in medicine is what normal constituents of the body are permeable or impermeable to the X rays. McClure's Magazine, Vol. 6, No. 6, May, 1896 In some of their singular properties they are akin to the X rays, while in others they are widely divergent from them. The New Physics and Its Evolution The curious part of the wound inflicted by the X ray is that the burn is not felt at the time the mischief is being done. The Great Round World and What Is Going On In It, Vol. 1, No. 40, August 12, 1897 A Weekly Magazine for Boys and Girls This gentleman used to “magnetise” or hypnotise people, some of whom became clairvoyant, as if possessed of eyes acting as “double-patent-million magnifiers,” permeated by X rays. The Book of Dreams and Ghosts In the first decade of the century it had been generally supposed that the X ray, or cathode ray, had been developed and applied to the utmost extent of its capability. The Great Stone of Sardis In the dead body, arteries filled with substances opaque to the X rays, such as plaster of Paris or cinnabar mixtures, have already been skiagraphed successfully. McClure's Magazine, Vol. 6, No. 6, May, 1896 But this means has now been supplied in the discovery of the X rays. The New Physics and Its Evolution A person can allow his skin to be exposed to the X rays until it is badly burned without experiencing any pain until some time after the damage has been done. The Great Round World and What Is Going On In It, Vol. 1, No. 40, August 12, 1897 A Weekly Magazine for Boys and Girls Otherwise we would never have such inventions as X rays, for instance. Ulysses The subsequent employment of the X ray in many of these cases will undoubtedly confirm the results of these observations. Our War with Spain for Cuba's Freedom The method of investigating the body by means of the X rays is very simple, as is shown in Figure 1. McClure's Magazine, Vol. 6, No. 6, May, 1896 Suppose we pass through some gas at ordinary pressure, such as hydrogen, a pencil of X rays. The New Physics and Its Evolution When the X rays got to work on this packet a pair of patent-leather shoes was revealed, hidden away amongst the fruit. The Great Round World and What Is Going On In It, Vol. 1, No. 40, August 12, 1897 A Weekly Magazine for Boys and Girls At the spot where the cathode rays strike the walls of the tube the essentially different X rays appear. The New Physics and Its Evolution The X rays falling on matter are thus subjected to transformations which may be compared to those which the phenomena of luminescence produce on the ultra-violet rays. The New Physics and Its Evolution The X rays may here be a great help. McClure's Magazine, Vol. 6, No. 6, May, 1896 For the excitement produced by a given pencil of X rays, the number of ions liberated will be fixed. The New Physics and Its Evolution No sooner was it held before the X rays than it was seen that a quantity of cigarettes and English matches were rolled away inside the linen. The Great Round World and What Is Going On In It, Vol. 1, No. 40, August 12, 1897 A Weekly Magazine for Boys and Girls Rutherford and M'Clung, what quantity of energy corresponds to a pencil of X rays. The New Physics and Its Evolution It certainly appears, according to Professors Haga and Wind and to Professor Sommerfeld, that with the X rays curious experiments of diffraction may be produced. The New Physics and Its Evolution The secondary rays emitted by a metallic surface when struck by X rays vary, in fact, in intensity when the position of the plane of incidence round the primary pencil is changed. The New Physics and Its Evolution It was rapidly discovered after the apparition of the X rays that gases that have become conductors, that is, ionised gases, also facilitate the condensation of supersaturated water vapour. The New Physics and Its Evolution It seems that under certain circumstances the X ray is capable of inflicting a very serious wound. The Great Round World and What Is Going On In It, Vol. 1, No. 40, August 12, 1897 A Weekly Magazine for Boys and Girls They may be compared to the X rays; like the latter, they are not deviated by the magnetic field, and are also extremely penetrating. The New Physics and Its Evolution |
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