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請問astronaut 和 astronomer 不同
astronaut(太空人) : a person who travels beyond the earth's atmosphere; also : a trainee for spaceflight astronomer(天文學家) :a person who is skilled in astronomy or who makes observations of celestial phenomena
請教這句英文的文法
A small comet survived what astronomers figured would be a sure death when it...關係詞)後面字句的範圍是到哪裡? (e.g. what astronomers...death) what astronomers ...
麻煩幫我翻譯這篇文章...【急】
...universe really is expanding — astronomers have decided to rewrite the ...前被認為是行星的小行星Ceres Astronomers also were asked to get rid...