a physicist who studies astronomy 同义词：uranologist, stargazer,
An astronomer is a scientist who studies celestial bodies such as moons, planets, stars, nebulae, and galaxies); the physics, chemistry, and evolution of such objects; and phenomena that originate outside the atmosphere of Earth (such as supernovae explosions, gamma ray bursts, and cosmic background radiation). A related but distinct subject, cosmology, is concerned with studying the universe as a whole.
例句与用法
1.
He is reputed to have been a good astronomer . 他以一个优秀的天文学者闻名于世。
2.
The amateur astronomer will be well able to fulfill these . 业余天文学家是可能做到这些的。
3.
A prominent soviet astronomer puts it well . 一位著名的苏联天文学家对此有过十分精辟的描绘。
4.
Astronomers have never before observed such a phenomenon . 天文学家们过去从未观察到这种现象。
5.
The ancient astronomers divided zodiac into 12 equal segments . 古代天文学家把黄道带分为12等分。
6.
It is the only tangible object the astronomer can handle . 这是天文学家能够掌握的唯一可接触的对象。
7.
Astronomers had not previously needed to devise such a mechanism . 天文学家无需急于去探寻这种机理。
8.
Astronomers have divided the celestial sphere into a total of 88 regions . 天文学家已把天球划分为88个区域。
9.
Astronomers have breached the powerful armor of the earth's atmosphere . 天文学家摆脱了地球大气的严重束缚。
10.
The telescope can be set on any star of interest to astronomers . 望远镜可以对准任何一颗天文学家感兴趣的星。
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