kinetic momentum

• 运动的动量

kinetic momentum的用法和样例：

例句

1. As the rock rolled down the mountainside, it gathered momentum.
   石头滚下山时，它的动量增加。
2. Gravity has stopped the momentum, and we think the unwinding is likely to continue.
   当重力最后阻挡了旋转的动量，我们会预计接下来的就是逆转。