Momentum
01
势头, 动力
the force or energy that propels a process, idea, or endeavor, enabling it to continue moving, progressing, or gaining strength
例子
The campaign gained momentum after the first success.
首次成功后，活动获得了势头。
His career lost momentum due to poor decisions.
由于糟糕的决定，他的事业失去了动力。
02
动量, 冲量
the strength of a moving object determined by multiplying how heavy it is by how fast it is going
例子
The car 's momentum increased as it accelerated down the highway.
当汽车在高速公路上加速时，它的动量增加了。
When the train picks up speed, its momentum grows significantly.
当火车提速时，它的动量显著增加。
