往复运动

reciprocal motion的用法和样例:

例句

  1. The steam-engine piston makes a cyclic motion.蒸汽机活塞做往复运动。
  2. It cannot allow the link to translate on the horizontal direction, thus enabling the link to do reciprocating motion.不能让杆子的中心点左右移动,才能做往复运动。

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发表于:2019-01-21 / 阅读(44) / 评论(0) 分类 TED演讲教育篇

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