Reciprocating motion
[机] 往复运动
🧩 词语组成解析
[医] 交互的, 往复的
motion
['məuʃən]
n. 运动;手势;动机，意向;请求;
vt. 打手势;向某人点头或摇头示意;打手势要求[指示];
vi. 运动;打手势;
🗣️ 情景例句
Yes. It's just like I said, Robbie.
正像我说的那样吧 ，Robbie。
Would you please have these clothes washed for me?
可以请你为我把这些衣服洗了？
For him, caves have the same peculiar fascination which high mountains have for the climber.
对洞穴探险者来说，洞穴有一种特殊的魅力，就像高山对登山者有特殊魅力一样。