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宇宙速度
yǔ​zhòu​sù​dù

escape velocity

Origin Definitions Defs Strokes Stroke Words Sentences Sents
  • created sense approved 宇宙速度 · yǔ​zhòu​sù​dù · escape velocity 2026/03/04

    宇宙速度

    yǔ​zhòu​sù​dù

    escape velocity

    escape velocity

    航天器需要达到第二宇宙速度才能脱离地球引力。

    created sense Mar 4, 2026, 02:25 AM

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