momentum

美 [moʊˈmentəm]英 [məˈmentəm]
  • n.势头;动量;动力;冲力;推进力

复数: momentums;momenta

mom 移动 + -ment 行为或结果 + -um 物

考研 IELTS SAT TEM8 GMAT GRE

momentummomentum

noun

1

推进力;动力;势头
the ability to keep increasing or developing

The fight for his release gathers momentum each day.

争取使他获释的斗争声势日益加强。

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。

2

冲力
a force that is gained by movement

The vehicle gained momentum as the road dipped.

那辆车顺着坡越跑冲力越大。

3

动量
the quantity of movement of a moving object, measured as its mass multiplied by its speed

momentum

频次

  • 1
    N-UNCOUNT 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.

    This campaign is really gaining momentum...

    该运动的势头越来越猛。

  • 2
    N-UNCOUNT (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.

noun

1
the product of a body's mass and its velocity
the momentum of the particles was deduced from meteoritic velocities
2
an impelling force or strength
the car's momentum carried it off the road
Synonym: impulse

数据来源:WordNet

  1. It will also make you aware of the importance of a steady kick to your overall balance and momentum .

    做端枪练习还能使你意识到不停地打腿对保持整个身体平衡、产生推进力是多么重要。

  2. The story gained momentum with each retelling .

    这个故事从复述中得到了推进力。

  3. During the 1980s the green movement gathered momentum .

    20世纪80年代绿色运动的势头开始增强。

  4. 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。

  5. 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。

  6. This campaign is really gaining momentum

    该运动的势头越来越猛。

  7. They picked up momentum , then slipped into neutral and coasted quietly down the slope .

    他们加大油门,再切入空挡,随后没大响动地滑下山坡。

  8. The historical tide is surging forward with great momentum .

    历史洪流气势磅礴,奔腾向前。

  9. A falling object gains momentum as it falls .

    物体下落增进动量。

  10. The spinning top was losing momentum .

    旋转的陀螺正在失去动量。

  11. As the dog sprang on me , I made use of its momentum to press it down and hold it there .

    狗扑过来,我就势把它摁住不放。

  12. The fight for his release gathers momentum each day .

    争取使他获释的斗争声势日益加强。

  13. We 've got to win the game , otherwise we 'll lose our momentum .

    这场比赛咱们一定得赢,不能挫了锐气。

  14. As my opponent threw himself at me , I used his momentum to fling him to the ground .

    对手扑过来,我就势把他摔倒在地。

  15. Angular momentum can accompany nonrotational motion .

    非旋转的运动可能伴随着有角动量。

  16. But there are other kinds of momentum as well .

    但也有其他的动量。

  17. One kind of momentum is technological momentum .

    一种动力是技术动力。

  18. But the momentum of incandescent lighting does not stop there .

    但白炽灯的势头并没有就此止步。

  19. In physics , moving objects have two characteristics relevant to understanding the dynamics of energy systems : inertia and momentum .

    在物理学中,运动物体有两个与理解能量系统动力学相关的特征:惯性和动量。

  20. By far the biggest type of momentum that comes into play when it comes to changing our energy systems is economic momentum .

    目前为止,经济是在改变能源系统方面发挥作用的最大动力。

  21. The fame passed down the years , gaining momentum from mere exposure as it did so .

    名气随着岁月流逝而流传,从单纯曝光效应中获得动力。

  22. It is a movement building steady momentum : a call to make research data , software code and experimental methods publicly available and transparent .

    这是一项产生持续声势的运动:使研究数据、软件代码和实验方法分公开、透明的呼吁。

  23. Another type of momentum we have to think about when planning for changes in our energy systems is labor-pool momentum .

    在计划能源系统变革时,我们必须考虑的另一种动力是劳动力储备动力。

  24. After all , we don 't speak only of objects or people as having momentum ; we speak of entire systems having momentum .

    毕竟,我们说不仅物体或人有动量,整个系统都有动量。

  25. Once you have started the boulder rolling , it develops momentum , which is defined by its mass and velocity .

    一旦巨大的石头开始滚动,它就会产生动量,这是由它的质量和速度决定的。

  26. Momentum is said to be " conserved , " that is , once you build it up , it has to go somewhere .

    人们认为动能是守恒的,也就是说,动能一旦产生,就会转化到其他地方。

  27. Whether it 's a sports team or a presidential campaign , everybody relishes having the big momentum , because it makes them harder to stop or change direction .

    无论是运动队还是总统竞选,每个人都喜欢拥有巨大的动量,因为这让他们难以停止或改变方向。

  28. So a heavy object , like a football player moving at a high speed , has a lot of momentum — that is , once he is moving , it is hard to change his state of motion .

    所以一个重的物体(比如一个高速运动的足球运动员)有很大的动量,这意味着一旦他运动起来,就很难改变他的运动状态。

  29. When you hear people speaking of making a rapid transition toward any type of energy , whether it is a switch from coal to nuclear power , or a switch from gasoline-powered cars to electric cars , or even a switch from an incandescent to a fluorescent light , understanding energy system inertia and momentum can help you decide whether their plans are feasible .

    当你听到人们谈论如何快速将一种能源转化为另一种能源的时候,无论是从煤炭到核能,还是从汽油动力汽车到电动汽车,抑或是从白炽灯到荧光灯,了解能源系统的惯性和动量可以帮助你决定他们的计划是否可行。

  30. Unfortunately for them ( and often the taxpayers ) , our energy systems are a bit like an aircraft carrier : they are unbelievably expensive , they are built to last for a very long time , they have a huge amount of inertia ( meaning it takes a lot of energy to set them moving ) , and they have a lot of momentum once they are set in motion .

    不幸的是,对他们(通常是纳税人)来说,我们的能源系统有点像航空母舰:价格高得惊人,需要花很长时间建造,巨大的惯性意味着需要大量的能源才能启动,一旦启动,它们就有很大的动量。

后缀
e-

medium adj. 中等的

medi 中间 + -um 物

maximum n. 最大限度,最大量,最大值

maxim- 最大的 + -um 物

minimum n. 最小值,最少量,极小量

mini- 小 + -m- + -um 物

spectrum n.

spectr- 看 + -um 物

petroleum n. 石油

petr 石,岩石 + ole- 油 + -um 物

  • 词语搭配

momentum与以下词性连用

v.

build momentum

增强势头

gain momentum

势头增强

gather momentum

势头增强

have momentum

得势

lose momentum

势头减弱

maintain momentum

保持势头