astronomer

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++as·tron·o·mer /əˈstrɒnəmə $ əˈstrɑːnəmər/ noun [countable]  a scientist who studies the stars and planets 天文学家

Examples from the Corpus

astronomer• During his own tenure as astronomer royal, from 1720 to 1742, Halley studiously tracked the moon.• Then Bradley, the astronomer royal, died in July.

as·tron·o·mer nounChineseSyllable  

and the scientist studies a planets stars Corpus who

astronomer
as‧tron‧o‧mer /əˈstrɒnəmə $ əˈstrɑːnəmər/ noun [countable]
a scientist who studies the stars and planets

as·tron·omerBrE /əˈstrɒnəmə(r)/ 🔊NAmE /əˈstrɑːnəmər/ 🔊 nouna scientist who studies astronomy 天文学家