speed gain

• 增加速度,速度的增长,前滑

speed gain的用法和样例：

例句

1. In finish cutting we increase the speed and decrease the feed.
   精切时，我们增加速度，减少进给量。
2. There are many swimmers at international level now to use the sculling position to develop speed and feel the water of the start and turn.
   现在有很多国际水平的选手在出发和转身时都采用小划手来增加速度并获得水感。