n.勢頭；動力；（物理）動量

They began to lose momentum in the second half of the game. 在比賽的下半場，他們的勢頭就逐漸減弱。

We should continue to maintain good growth momentum. 我們應(yīng)繼續(xù)保持良好的增長勢頭。

I am picking up momentum every single day. 我現(xiàn)在每天都會獲得動力。

The sledge gained momentum as it ran down the hill. 雪橇從山上下沖時動量越來越大。

A falling object gains momentum as it falls. 下落的物體落下時動量增加。

As the rock rolled down the mountainside, it gathered momentum. 石頭滾下山時，它的動量增加。