| 词汇 | eva |
| 释义 | EVA noun[ C ] uk /ˌiː.viːˈeɪ/ us /ˌiː.viːˈeɪ/ abbreviation for extra-vehicular activity: an occasion when someone goes outside a spacecraft or aircraft while it is in space or in the air, in order to perform a particular task: （航天员）舱外活动 The first EVA was a very tense and critical moment.第一次舱外活动是让人非常紧张而又意义重大的一刻。 Compare spacewalk Space travel airlock astronaut astronautics autopilot biosatellite blast capsule cosmonaut escape velocity flyby FTL launcher rocket science space capsule space probe space shuttle space tourism space tourist spacefarer spacewalk EVA | Business EnglishEVA noun[ U ] ACCOUNTING, FINANCEukus abbreviation foreconomic value added |
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