The vehicle gained momentum as the road dipped.
那辆车顺着坡越跑冲力越大。
The spinning top was losing momentum.
旋转的陀螺正在失去动量。
There are other kinds of momentum as well.
也有其他类型的动量。
But there are other kinds of momentum as well.
但也有其他类型的动力。
One kind of momentum is technological momentum.
有一种动力是技术动力。
The momentum of incandescent lighting does not stop there.
白炽灯的发展势头并未就此止步。
The historical tide is surging forward with great momentum.
历史洪流气势磅礴，奔腾向前。
Momentum is said to be "conserved", that is, once you build it up, it has to go somewhere.
动量被认为是“守恒的”，也就是说，动量一旦被建立，就一定会转移到其他地方。
The world art market had already been losing momentum for a while after rising bewilderingly since 2003.
自2003年以来，世界艺术品市场在经历了令人困惑的上涨之后，已经丧失了其增长势头有一段时间。
Once you have started the boulder rolling, it develops momentum, which is defined by its mass and velocity.
一旦你开始让巨石滚动，巨石就会产生动量，这是由其质量和速度决定的。
An interacting—and complicating—phenomenon is wind-to-water transfer of momentum that occurs when waves are formed.
一种相互作用且复杂的现象是波浪形成时发生的风向水的动量传递。
After all, we don't speak only of objects or people as having momentum; we speak of entire systems having momentum.
毕竟，我们不只是说物体或人有动量；我们说的是整个系统都有动量。
Another type of momentum we have to think about when planning for changes in our energy systems is labor-pool momentum.
在计划改变能源系统时，我们必须考虑的另一种动力是人力资源动力。
You can call that ancestor-worship if you wish, but it gives to the paper an astonishing momentum of thought and principle.
如果你愿意，可以称之为祖先崇拜，但是它给了这份报纸一种惊人的思想和原则动力。
By far, the biggest type of momentum that comes into play when it comes to changing our energy system is economic momentum.
到目前为止，改变我们能源系统的最大动力类型是经济动力。
I shove forward one more time and, incredibly, the slab comes loose, and I tumble forward over it, caught in my own momentum.
我又向前猛推了一下，不可思议的是，石板松了，我因自己的冲力而向前跌倒在石板上。
In physics, moving objects have two characteristics relevant to understanding the dynamics of energy systems: inertia and momentum.
在物理学中，运动的物体有两个特征与理解能量系统动力学相关：惯性和动量。
The move to renewables is picking up momentum around the world: they now account for more than half of new power sources going on line.
世界各地向可再生能源转移的势头正在加快：目前，可再生能源在已上线新能源中已经超过一半。
The labor movement gathered some momentum in the decade before the Panic of 1837, but in the depression that followed, labor's strength collapsed.
在1837年大恐慌前的10年里，劳工运动积累了一些势头，但在随后的大萧条中，劳工的力量崩溃了。
It is a movement building steady momentum: a call to make research data, software code and experimental methods publicly available and transparent.
这是一场建立了稳定势头的运动：呼吁让研究数据、软件代码和实验方法公开和透明。
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.
一个重物有很大的动量，也就是说，比如一位高速移动的足球运动员一旦运动起来，就很难改变运动状态。
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.
无论在运动队还是在总统竞选中，每个人都乐于拥有强大的动力，因为这让他们更难停下来或者改变方向。
The disk exerts its own gravitational tug, and this interplay of forces robs the planet of momentum in its orbital path, forcing it to spiral in toward the star.
圆盘产生自己的引力拖曳，这种相互作用的力夺走了行 星在其轨道上的动量，迫使它盘旋向恒星的方向。
For example, no matter how much a dancer wishes to leap off the floor and then start turning, the law of conservation of angular momentum absolutely prevents such a movement.
例如，无论一个舞者多么想要跳离地板，然后开始旋转，角动量守恒定律绝对阻止这样的动作。
We still feel the effects today: The momentum unloosed in 1909 led to the Lincoln Memorial, opened in 1922, and the Lincoln Highway, the first paved transcontinental thoroughfare.
时至今日，我们仍能感受到当年的影响：1909年的发展势头催生了林肯纪念堂，于1922年开放，以及第一条横贯大陆的林肯高速公路。
This campaign is really gaining momentum.
这场运动确实势头正猛。
The fight for his release gathers momentum each day.
争取使他获释的斗争声势日益加强。
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。
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。
Demands for his dismissal have gathered momentum in recent weeks.
要求把他免职的呼声最近几周越来越高。
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