rolling element

• 滚动体,滚动元件

rolling element的用法和样例：

例句

1. Meanwhile, it can also reduce the rotational slide between the rolling element and the raceway surface and thus prevent surface damage.
   同时可以减少滚动体与滚道面之间的旋转滑动，对防止表面损伤起到有益的作用。