英语词汇second cosmic velocity怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	second cosmic velocity
释义	second cosmic velocity 简明释义第二宇宙速度网络释义 1 [航]?第二宇宙速度第二宇宙速度双语例句 1 The implications of the first cosmic velocity and the second cosmic velocity are discussed. the blurred knows relative to the two velocities are cleared. 讨论了第一和第二宇宙速度的含义，澄清了与这两个速度有关的一些模糊认识。
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