| 单词 | celestial body |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔albedo〕The fraction of incident electromagnetic radiation reflected by a surface, especially of a celestial body.反照率：被一平面，尤指一天体反射的投射电磁辐射的微量美国传统〔amplitude〕Astronomy The angular distance along the horizon from true east or west to the intersection of the vertical circle of a celestial body with the horizon.【天文学】 天体出没方位角：沿地平线从准确的东或西方向到一个天体与地平线竖直圈交叉角的角距离美国传统〔aphelion〕The point on the orbit of a celestial body that is farthest from the sun.远日点：在天体运行轨道上距离太阳最远的点美国传统〔apsis〕Astronomy The point of greatest or least distance of the orbit of a celestial body from a center of attraction.【天文学】 远近点：天体轨道离吸引中心最远或最近距离的点美国传统〔arc〕Astronomy The apparent path of a celestial body as it rises above and falls below the horizon.【天文学】 周日弧，夜间弧：天体升起或落下地平线时的明显路径美国传统〔astronomical distance〕The distance from one celestial body to another, measured in light-years, parsecs, or astronomical units.天文距离：从一天体到另一天体的距离，以光年，秒差距和天文单位来度量美国传统〔blue shift〕A decrease in the wavelength of radiation emitted by an approaching celestial body as a consequence of the Doppler effect.蓝移：飞近的天体发射出的幅射波长之减小，是杜普勒效应的结果美国传统〔celestial longitude〕The angular distance eastward from the vernal equinox to the great circle drawn through the pole of the ecliptic and a celestial body.黄经：向东从春分至通过黄经极及一个天体所画的大圆圈之间的角距离美国传统〔celestial〕The moon is a celestial body.月亮是天体中的一员。剑桥高阶〔cycle〕The orbit of a celestial body.天体的轨道美国传统〔day〕The period during which a celestial body makes a similar rotation.天体自转一周的时间：天体做类似自转的一段时间美国传统〔depression〕Astronomy The angular distance of a celestial body below the horizon.【天文学】 俯角：天体在地平线下的角距离美国传统〔eclipse〕The partial or complete obscuring, relative to a designated observer, of one celestial body by another.蚀：天体的部分或全部受到其他天体的遮掩而变得晦暗，这种现象与特定观测者相关美国传统〔egress〕Astronomy The emergence of a celestial body from eclipse or occultation.【天文学】 终切；出凌：天体从蚀或掩星中的出现美国传统〔ephemeris〕A table giving the coordinates of a celestial body at a number of specific times during a given period.星历表：一张给出一定时期内一个天体在一些特定时间的坐标的表美国传统〔equator〕A similar great circle drawn on the surface of a celestial body at right angles to the axis of rotation.天球赤道：在天体表面与自转轴成直角的大圆美国传统〔geochemistry〕The chemistry of the composition and alterations of the solid matter of the earth or a celestial body.地球化学：研究地球或天体的地壳构成及变化的化学美国传统〔geology〕The scientific study of the origin, history, and structure of the solid matter of a celestial body.天体学：对天体的固体物质的来源、历史和结构的科学研究美国传统〔gravisphere〕The spherical region of space dominated by the gravitational field of a celestial body.引力层：一个天体引力场所支配的球状空间区域美国传统〔immersion〕Astronomy The obscuring of a celestial body by another or by the shadow of another.【天文学】 掩始：一个天体被另一个天体或另一个天体的阴影遮掩美国传统〔lamp〕A celestial body that gives off or reflects light.自然光源：发光或反射光的天体美国传统〔lander〕A space vehicle designed to land on a celestial body, such as the moon or a planet.着陆器：一种用于在诸如月亮或行星等天体上着陆的空间机械器具美国传统〔latitude〕Astronomy The angular distance of a celestial body north or south of the ecliptic.【天文学】 黄纬：黄道以南或以北天体的用角度量的距离美国传统〔libration〕A very slow oscillation, real or apparent, of a satellite as viewed from the larger celestial body around which it revolves.天平动：卫星的真正或是表面上的缓慢摆动，可以从卫星所公转的较大天体上观测到美国传统〔limb〕Astronomy The circumferential edge of the apparent disk of a celestial body.【天文学】 天体的边缘美国传统〔luminary〕An object, such as a celestial body, that gives light.发光体：发光的物体，比如天体美国传统〔orbit〕The path of a celestial body or an artificial satellite as it revolves around another body.运行轨道：天体绕另一天体或人造卫星绕一天体旋转所运行的轨道美国传统〔perihelion〕The point nearest the sun in the orbit of a planet or other celestial body.近日点：绕日运行的行星或其它天体的椭圆轨道上离太阳最近的一点美国传统〔primary〕A celestial body, especially a star, relative to other bodies in orbit around it.恒星：在轨道上圈绕其相对其他天体的天体，尤指恒星美国传统〔red shift〕An increase in the wavelength of radiation emitted by a celestial body as a consequence of the Doppler effect.红移：天体发出的辐射波长的增加，是多普勒作用的结果美国传统〔regression〕Astronomy Retrograde motion of a celestial body.【天文学】 退行：天体的逆行的动态美国传统〔rise〕The appearance of the sun or other celestial body above the horizon.开，启：太阳或其他天体出现在地平线之上美国传统〔satellite〕Aerospace An object launched to orbit Earth or another celestial body.【太空学】 人造卫星：发射到环地球或其它天体轨道中的人造物体美国传统〔satellite〕Astronomy A celestial body that orbits a planet; a moon.【天文学】 卫星：按一定轨道绕行星旋转的天体；月亮美国传统〔scintillation〕Astronomy Rapid variation in the light of a celestial body caused by turbulence in Earth's atmosphere; a twinkling.【天文学】 闪烁：由地球大气紊乱引起天体光线的迅速转变；闪光美国传统〔secondary〕Astronomy A celestial body that revolves around another; a satellite.【天文学】 行星，卫星：围绕另外一个天体转动的天体；卫星美国传统〔semidiameter〕The apparent radius of a celestial body when viewed as a disk from Earth.半径：一般指从地球上看到的象圆盘的球形天体的二维平面半径美国传统〔soft landing〕The landing of a space vehicle on a celestial body or on Earth in such a way as to prevent damage or destruction of the vehicle.软着陆：飞船在天体或地球上为防止造成飞船破坏或毁坏而进行的着陆美国传统〔sphere〕A celestial body, such as a planet or star.天体，如行星或恒星美国传统〔sphery〕Resembling a celestial body.与天体相似的美国传统〔star〕Something regarded as resembling such a celestial body.被描述为类似于这样天体的东西美国传统〔superior conjunction〕The position of a celestial body when it is on the opposite side of the sun from Earth.上合：天体中一组星群的位置，从地球上看这座星群位于 太阳的相反方向美国传统〔syzygy〕Either of two points in the orbit of a celestial body where the body is in opposition to or in conjunction with the sun.望：天体轨道中该天体与太阳位置相反或会合的两点之一美国传统〔total eclipse〕An eclipse in which the entire surface of a celestial body is obscured.（日或月）全食，（日或月）全蚀：一种天体表面全部都变暗的日蚀或月蚀美国传统〔transit〕The passage of a celestial body across the observer's meridian.凌日：一个天体经过观测者的最高点美国传统〔transit〕The passage of a smaller celestial body or its shadow across the disk of a larger celestial body.掩星：一个较小的星体或它的阴影通过一个较大天体的圆平面美国传统〔vertex〕Astronomy The highest point reached in the apparent motion of a celestial body.【天文学】 天顶：一个天体的明显运动达到最高点美国传统〔weight〕The force with which a body is attracted to Earth or another celestial body, equal to the product of the object's mass and the acceleration of gravity.重力：地球和其它天体对某物体的作用力，它等于物体的质量与重力加速度的乘积美国传统〔zenith〕The highest point above the observer's horizon attained by a celestial body.天体的最高点：通过天体到达的在观测者视平线之上的最高点美国传统The moon is a celestial body.月亮是天体。剑桥国际 |
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