英语词汇“posigrade rocket”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	posigrade rocket
释义	WordReference Random House Unabridged Dictionary of American English © 2024 pos′i•grade rock′et (poz′i grād′),USA pronunciation [Rocketry.] Rocketryan auxiliary rocket used to separate the sections of a multistage rocket, fired in the direction of flight. posi(tive) + -grade (perh. modeled on retrograde) 1960–65
随便看	chang changan changchiak'ou changchiakow ch'angchou changchou changchow ch'ang ch'un changchun changde change changeability changeable changeableness changeably changed change down changeful changefully changefulness change key changeless changelessly changelessness changeling

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