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单词 eva
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EVA
EVA n. extravehicular activity, activity performed by an astronaut while outside of an orbiting spacecraft or space station; (also) an instance of this.
ΚΠ
1965 E. Liverpool (Ohio) Rev. 20 May 18/1 McDivitt and White are indulging in ‘extra vehicular activity’, ‘EVA’ as the spacemen call it.
1987 Space Flight News Nov. 42/4 She [sc. Svetlana Savitskava] performed an EVA outside the Salyut-7 orbital laboratory.
2016 Guardian (Nexis) 15 Jan. (Science section) For most astronauts, EVA is the holy grail, the thing you most want to do at some point in your career.
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更新时间:2025/1/24 8:47:08