名词势头; 动力; [物]动量; 要素，契机

名词

1. The truck gained momentum as it rolled down the steep road.
卡车沿着陡峭的道路往下开时，冲力愈来愈大。

2. The movement was gaining momentum.
这运动势头越来越大。

3. A falling object gains momentum as it falls.
下落的物体落下时动量增加。

4. As the rock rolled down, it gathered momentum.
岩石滚下山坡时，冲力愈来愈大。

1. 势头;冲劲;动力
If a process or movement gains momentum, it keeps developing or happening more quickly and keeps becoming less likely to stop.

e.g. This campaign is really gaining momentum...
该运动的势头越来越猛。
e.g. They are each anxious to maintain the momentum of the search for a solution.
他们每个人都迫切希望能一直劲头十足地去寻求解决方案。

2. (物理学中的)动量，冲量
In physics, momentum is the mass of a moving object multiplied by its speed in a particular direction.

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noun

1. the product of a body's mass and its velocity

e.g. the momentum of the particles was deduced from meteoritic velocities

2. an impelling force or strength

e.g. the car's momentum carried it off the road

Synonym: impulse