大学英语词汇短语释义解析及例句 backward movement


释义：

backward movement 反向运动

例句：



The instant polar movement has backward movement (from east to west).

瞬时极移存在反向运动(由东向西)。



Recoil mechanism is the crucial part which controls the backward movement of a gun.

驻退机是反后坐装置中控制火炮后坐规律的关键部件。



Forward and backward movement, meanwhile, was a bit harder to coordinate because of the lag time half way around the globe, Mr. Garriott DE Cayeux says.

理查德说，不过由于横跨近半个地球的时间滞后问题，前后滑动的动作有点难以协调。



CR-Finishing Film is automatically rewinded. Two groups of ballscrew linear guideway are equipped for the forward and backward movement of polishing head.

抛光砂纸带自动收卷，抛头进、退采用滚珠直线导轨两层工作平台。