"Astronaut" 是英语中宇宙员的说法。
这个词来自于希腊语 "ἀστροναύτης" (astronautēs), 由 "ἄστρον" (astron) 意为 "星" 和 "ναύτης" (nautes) 意为 "船员" 拼合而成。
例句:
He wants to be an astronaut when he grows up. (他长大后想成为一名宇航员。)
The astronaut completed a spacewalk outside the International Space Station. (宇航员在国际空间站外进行了太空行走。)
The first astronaut to walk on the moon was Neil Armstrong. (第一个登上月球的宇航员是尼尔·阿姆斯特朗。)