astronomer
n. 天文学家
近义词：stargazer，astrophysicist，spacescientist，uranologist，
英英释义
Noun
- a physicist who studies astronomy
例句
用作名词(n.)
- He wished to be an astronomer when he was a child.他还是孩子的时候就梦想成为天文学家。
- But one astronomer has just done precisely that.但是一位天文学家却恰恰做到了这一点。