| 单词 | plumb line |
| 例句 | Thus the next several days were to be spent using a plumb line and a measuring stick to obtain the relative positions of all atoms in a single nucleotide. Double Helix 1968-02-27T00:00:00Z The next day, they came back with a plumb line and a ruler to measure every distance between every component. The Gene 2016-06-02T00:00:00Z From the basket they would drop a weighted plumb line to measure the river’s depth. Into the Wild 1996-01-01T00:00:00Z If a factory was nearby, he’d explain how you used a plumb line to get the chimney straight and why the windows had been placed a certain way to let in the maximum light. Cheaper by the Dozen 1948-01-01T00:00:00Z It's not that he doesn't compete, with flashing beaten jumps and pirouettes nailed to a perfect plumb line. Swan Lake | Ballet review 2010-03-31T20:30:00Z Drop a plumb line from the top of the head down through the spine into the heels in first position, divide the body down this center, right from left. A New Biography of George Balanchine, Ballet’s Colossus 2022-10-31T04:00:00Z “When I took down the remaining wallpaper in preparation for new wallpaper, I came across all her notes, measurements and marks for plumb lines. It brought back so many memories.” Perspective | It’s not a matter of if. The walls in these houses do talk, through hidden messages. 2021-09-21T04:00:00Z My father’s simple existence has been like a horizontal plumb line for me, one to gauge myself against. A Father’s Lesson: Keep the Spirit Level 2018-06-14T04:00:00Z Its southern latitude disguises just how far west the shipping channel reaches — far enough to catch a plumb line dropped from Cleveland. Booming Savannah Port Sees Trade Tensions as Just a Hiccup 2018-05-18T04:00:00Z He is depicted on his tomb with his tools - a set square and a plumb line. Vatican to open poignant ancient Roman cemetery 2013-12-25T02:26:19Z Dangling down in front at stump height, like a plumb line, is a sort of elongated bell pull. England deliver precisely and Luke Wright gets his rewards 2013-02-10T18:09:31Z He rolled up his sleeves, wiped the blade against the sole of his shoe, then hunkered down and closed one eye, like a carpenter with a plumb line. Mo Yan: “Bull.” 2012-11-19T05:00:00Z The ball or heavy part of a pendulum; also, the ball or weight at the end of a plumb line. Webster's Unabridged Dictionary (2nd 100 Pages) 2012-03-24T02:00:19.387Z To be correct the plumb line from the crank pin will during this movement just touch the stretched line. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z This he did by pointing the telescope on the star and then recording the small angle of its inclination to a fine plumb line. Astronomy: The Science of the Heavenly Bodies 2012-03-17T02:01:02.630Z In astronomy the horizon is that great circle of the sphere the plane of which is at right angles to the direction of the plumb line. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 6 "Home, Daniel" to "Hortensius, Quintus" 2012-03-15T02:00:32.250Z Simple construction with easy adjustment, accomplished by means of two plumb lines. Early American Scientific Instruments and Their Makers 2012-03-15T02:00:31.610Z Batter rule, an instrument consisting of a rule or frame, and a plumb line, by which the batter or slope of a wall is regulated in building. Webster's Unabridged Dictionary (2nd 100 Pages) 2012-03-24T02:00:19.387Z No, sir," was the reply, and the words fell like the lead of a plumb line; "I won't take it. The Works of Robert G. Ingersoll, Vol. 11 (of 12) Dresden Edition?Miscellany 2012-02-11T03:03:52.627Z Z, the point immediately above the observer is called the zenith, and Z′, the point immediately underneath, as indicated by a plumb line at rest, is the nadir. Astronomical Lore in Chaucer 2011-10-13T02:00:42.860Z Measure from A to B by holding the tape taut and level, dropping perpendiculars when necessary by means of the plumb line, as shown in the figure. The Teaching of Geometry 2011-10-12T02:00:52.133Z It is adjusted in the vertical by a plumb line whose errors are eliminated by reversing the whole mounting about the supporting post. Early American Scientific Instruments and Their Makers 2012-03-15T02:00:31.610Z A frame rises showing a plumb line, at the top of which the key of the Bastille is crossed by a pen, on Paine's breast. The Life Of Thomas Paine, Vol. II. (of II) With A History of His Literary, Political and Religious Career in America France, and England 2011-10-12T02:00:47.957Z It twists and travels uncertainly through the air, and then finally the streamers settle it in its flight, and it plunges straight as a plumb line down into the trench. The Childrens' Story of the War, Volume 3 (of 10) From the First Battle of Ypres to the End of the Year 1914 2011-02-23T03:00:28.797Z The plumb line is perpendicular to the geoid, and the components of angle between the perpendiculars to geoid and reference ellipsoid are deflections of the vertical. Development of Gravity Pendulums in the 19th Century Contributions from the Museum of History and Technology, Papers 34-44 On Science and Technology, Smithsonian Institution, 1966 2011-01-22T03:00:16.753Z One boy stands at Y and another at X, each with a plumb line. The Teaching of Geometry 2011-10-12T02:00:52.133Z As Mr. Bell and Mr. Cook flowed, their bats descending as if on a plumb line, Mr. Collingwood's lack of footwork and jerky movements, born of an increasingly inconspicuous back-lift are more apparent. England in Position to Win Ashes 2011-01-05T11:53:48Z The Zenith is that point of the sky, overhead, toward which a plumb line points. A Text-Book of Astronomy 2011-01-05T03:00:57.347Z Then the plumb line not only defines the zenith as already shown, but in a downward direction it defines the nadir, which is the point of the sphere directly below our feet. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7 "Arundel, Thomas" to "Athens" Take your exercise, With all your bones in a line; Skull and thorax and pelvis, too, Keep a plumb line, that's what you do. Campward Ho! A Manual for Girl Scout Camps A plumb line that is a little too long to reach the floor will, if swung so as just to touch the floor, describe a circle. The Teaching of Geometry 2011-10-12T02:00:52.133Z Bouger found it made the plumb line deviate 7″ or 8″. With the World's Great Travellers, Volume 2 This board carries a small box, to one side of which is nailed in vertical position another board 5 or 6 feet long to carry the plumb line. A Text-Book of Astronomy 2011-01-05T03:00:57.347Z Take for example the vertical line which is embodied in the direction of the plumb line. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7 "Arundel, Thomas" to "Athens" I think that a plumb line dropped from the front of her corsage would have reached the deck without touching her skirts. The Galaxy, April, 1877 Vol. XXIII.—April, 1877.—No. 4. Holding a plumb line at 350 miles per hour, she dropped upon the battle wagon below. A Yankee Flier with the R.A.F. Mr. Franklin unfastened a small brass telescope, mounted upon a stand, with a compass, levels, plumb line, and weight attached. The Galaxy Vol. 23, No. 1 Come, be lively about it!” shouts a little, old man with an animated and intelligent physiognomy as he goes about, a yard stick and plumb line in hand. Friars and Filipinos An Abridged Translation of Dr. Jose Rizal's Tagalog Novel, 'Noli Me Tangere.' A plumb line dropped from the center of the chimney would drop about three feet to the right of the only window in the blank, forbidding wall. Death Points a Finger Astronomers have ascertained the deflection of plumb lines from the vertical, by the action of mountains. The American Quarterly Review, No. 17, March 1831 She walked as though she had no definite destination, not straight ahead in a plumb line. Stubble He was letting down a spliced beryllium plumb line, his gaze riveted on the slowly turning horizontal drum of a windlass which contained more than two hundred feet of gleaming metal cordage. The Sky Trap The French used a similar system, but without the essentials of the plumb line and the measurement of the length of the telescope. The Reminiscences of an Astronomer It is also said that he observed that bodies always fell a little to the eastward of the plumb line, and thence concluded that the earth revolved on its axis. The Age of the Reformation In connection with this plumb line we occasionally used a protractor consisting of a semicircle of cardboard 5 inches in diameter, on which the degrees of the circle Fig. The Scientific American Boy Or, The Camp at Willow Clump Island It was the voice of a pine tree, growing hard by the path, tall and straight as a plumb line. The Children's Six Minutes Your rocket leads shot up, and the plumb line dropped one hundred feet. The Sky Trap In all cases a plumb line is wanted for alining foundations and scattered blocks. How to Observe in Archaeology She could not settle it in her mind what was right; between her mother's anger and her father's love, Daisy could not see what was just the plumb line of duty. Melbourne House, Volume 1 But in the most recent years, again a change has come: the pendulum has swung back, as it always does when an excessive movement carries it too far beyond the plumb line. Masters of the English Novel A Study of Principles and Personalities The corpse no longer stirred; the chain was as motionless as a plumb line. The Man Who Laughs True as a plumb line he shot up the ball—once, twice, and Berne fouled both—two strikes. The Redheaded Outfield For these seven shall rejoice, and shall see the plumb line in the hand of Zerubbabel. The World English Bible (WEB): Zechariah Behold, I will set a plumb line in the midst of my people Israel. The World English Bible (WEB): Amos He will stretch the line of confusion over it, and the plumb line of emptiness. The World English Bible (WEB): Isaiah It will be just like 'Specs,' if it is a still night, to drop a plumb line and check himself. L.P.M. : the end of the Great War I rose out of my seat when he threw that straight fast ball, swift as a bullet, true as a plumb line. The Redheaded Outfield The air hung steady and still as a plumb line dropped from the sky. The Girl Aviators on Golden Wings If the cliff overhang, it is a "gake;" but if a plumb line from the top fall anywhere within the base, it is no longer a "gake," but "a good road." Noto: an Unexplained Corner of Japan She uses no spirit-level, no plumb line, no square, no saw, and yet she makes a creditable house, fairly square and plumb, warm and cosy in winter, and cool and comfortable in summer. The Grand Canyon of Arizona; how to see it |
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