momentum

英 [məˈmentəm]

美 [moʊˈmentəm]

n. 推进力; 动力; 势头; 冲力; 动量

Collins.2 / BNC.5641 / COCA.4335

牛津词典

noun

推进力；动力；势头
the ability to keep increasing or developing
1. The fight for his release gathers momentum each day.
  争取使他获释的斗争声势日益加强。
2. They began to lose momentum in the second half of the game.
  在比赛的下半场，他们的势头就逐渐减弱。
冲力
a force that is gained by movement
1. The vehicle gained momentum as the road dipped.
  那辆车顺着坡越跑冲力越大。
动量
the quantity of movement of a moving object, measured as its mass multiplied by its speed

N-UNCOUNT 势头;冲劲;动力
If a process or movement gainsmomentum, it keeps developing or happening more quickly and keeps becoming less likely to stop.
1. This campaign is really gaining momentum...
  该运动的势头越来越猛。
2. 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。
(物理学中的)动量，冲量
In physics,momentumis the mass of a moving object multiplied by its speed in a particular direction.

noun

the product of a body's mass and its velocity
1. the momentum of the particles was deduced from meteoritic velocities
an impelling force or strength
1. the car's momentum carried it off the road
Synonym:impulse

That means if there's torque, there's a change of angular momentum.
这意味着，如果那有一个力矩，就会有角动量的改变。
You should also be familiar with momentum and kinetic energy for elastic and inelastic collisions.
你应该熟悉弹性和非弹性碰撞下的动量和动能变化。
I torque for time delta t, and so I add angular momentum like this.
我的力的时间是δt，我加入，了角动量像这样。
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。
This campaign is really gaining momentum
该运动的势头越来越猛。
The fight for his release gathers momentum each day.
争取使他获释的斗争声势日益加强。
A falling object gains momentum as it falls.
物体下落增进动量。
You need momentum and action to move ahead this year!
今年你需要动力和行动来实现这个目标。
Demands for his dismissal have gathered momentum in recent weeks
最近几周，要求将他解职的呼声越来越高。
You give it spin angular momentum, it becomes stable.
有了一个旋转的角动量，就变得稳定。