gather momentum

• vi. 走向高潮；方兴未艾

gather momentum的用法和样例：

例句

1. The movement to change the union's constitution is slowly gathering momentum.
   修改工会宪章的运动正慢慢加强。
2. As the rock rolled down the mountainside, it gathered momentum.
   石头滚下山时，它的动量增加。