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词汇 天文学家
分类 英语词汇 英汉例句词典
释义 Astronomers knew the Earth was round, but few people believed it.天文学家知道地球是圆的，但是很少有人相信这一点。The astronomer did not believe that Phosphorus was visible only in the evening.那位天文学家以前不相信晨星只有晚上可见。Astronomers track large meteors using radar.天文学家用雷达跟踪大的流星。Astronomers know that Pluto and Triton have nearly the same size, mass, and density.天文学家知道冥王星与海卫一拥有几乎相同的体积、质量与密度。Astronomers discuss the possibility of other Earths.天文学家们讨论是否有可能存在其他地球。The astronomer looked at the starry sky, trying to locate Centaur.这位天文学家看著满天星斗的天空，试著找到半人马星座。Space scientists and astronomers have taken another step forwards.航天科学家与天文学家又向前迈进了一步。Astronomers scan the night skies for asteroids.天文学家在夜空中寻找小行星。Astronomers hope new instruments will give them further clues to the origins of the universe.天文学家希望新的仪器会为他们提供更多有关宇宙起源的线索。An astronomer can determine the brightness of each star.天文学家可以确定每颗恒星的亮度。Space scientists and astronomers have taken another step forwards.航天科学家和天文学家又取得了进展。Astronomers will have to collect more spectra from these stars to confirm their suspicions.天文学家们必须要从这些恒星上采集更多的光谱来证实他们的推想。Several astronomers noted that the star's pulsations seemed less pronounced.一些天文学家注意到恒星的脉动似乎不那么明显了。Astronomers have discovered a distant galaxy.天文学家们发现了一个遥远的星系。Astronomers across the world will be watching the night sky.全世界的天文学家都将观测夜空。Astronomers were still uncertain whether the Earth travelled around the Sun or vice-versa.那时的天文学家仍不能肯定是地球绕着太阳转，还是太阳绕着地球转。Astronomers are very excited about a comet that will pass close to Earth later this month.本月晚些时候将有一颗星在地球附近掠过，天文学家非常兴奋。By measuring the motion of the galaxies in a cluster, astronomers can infer the cluster's mass.通过测量星团中星系的运动，天文学家可以推断出该星团的质量。Early astronomers thought that our planet was the centre of the universe.早期的天文学家认为我们的星球是宇宙的中心。The Hubble Space Telescope allows astronomers to form a more accurate picture of our solar system.哈勃太空望远镜使天文学家能够对我们所处的太阳系产生更为准确的图像。Some astronomers have posited that the universe is made up of mysterious dark matter.一些天文学家提出了假设，认为宇宙是由神秘的暗物质构成的。Astronomers say that over the next few weeks the comet will be coming into view.天文学家说未来几个星期能见到彗星。Astronomers may one day travel to the depths of space.天文学家也许有一天会到太空深处去旅行。At last astronomers have solved the mystery of the rings encircling the planet Saturn.最后天文学家解开了土星光环之谜。The astronomer measures mean time and meantime watches several instruments.天文学家测定平太阳时，同时对一些仪器进行观察。
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