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单词 astronaut
释义

WordReference Random House Learner's Dictionary of American English © 2024
as•tro•naut /ˈæstrəˌnɔt, -ˌnɑt/USA pronunciation   n. [countable]
  1. Aerospacea person trained for space flight.
See -astro-, -naut-.
WordReference Random House Unabridged Dictionary of American English © 2024
as•tro•naut  (as′trə nôt′, -not′),USA pronunciation n. 
  1. Aerospacea person engaged in or trained for spaceflight.
  • 1925–30; astro- + (aero)naut, probably via French astronaute; see astronautical

Collins Concise English Dictionary © HarperCollins Publishers::
astronaut /ˈæstrəˌnɔːt/ n
  1. a person trained for travelling in space
    See also cosmonaut
Etymology: 20th Century: from astro- + -naut from Greek nautēs sailor, on the model of aeronaut
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更新时间：2025/2/23 5:29:57