英语词汇“astronaut”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	astronaut
释义	astronautastronaut /ˈæstrəˌnɔt, -ˌnɑt/ ●○○ noun [countable] Etymology ETYMOLOGYastronaut Origin: 1900-2000 astro- + -naut (as in aeronaut; ➔ AERONAUTICS) someone who travels and works in a spacecraft
随便看	usage USB USB drive USCIS USDA use used used to useful usefully usefulness useless uselessly uselessness Usenet user user fee user-friendliness user-friendly user interface user name usher USMC USN USO

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