英语词汇first motion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	first motion
释义	first motion 【航天工程技术】(火箭)起始运动；起飞；发射
随便看	freezing precipitation freezing range freezings freezing works free zone free zones Fregatidae fregatidaes F region f regions freibergite freibergites Freiburg freiburger freieslebenite freight freightage freight agent freight agents freightages freight car freight cars freighter freighters freight forward

英汉双解词典包含483723条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。