I have here a triangle, and I have no clue where the center of mass is.
这里有个三角形，我不知道，重心在哪里。
I have a body mass index of around 34 and wear a size 18-20 (UK), so I've certainly heard both before.
我的身体质量指数34左右，衣服尺寸为18 - 20(英国制)，可想而知，胖子或者肥胖者的称呼，我都有所耳闻。
I put a mass, m1, here, and I measure the acceleration that this pull causes on this mass immediately after I release it.
挂个质量m1的物体在这儿，再松开，放开瞬间拉力，会产生一个加速度。
I can measure that, because I pull it by one centimeter and I find the acceleration it exerts on a known mass.
我可以测量它了，因为我把它拉到了一厘米，我发现它对一个已知质量施加的加速度。
When I added FilmLoop to the TechCrunch DeadPool last month based on rumors of mass layoffs, it was clear there was more to the story.
上个月，当我基于大规模裁员的传言将 FilmLoop添加到TechCrunch 的DeadPool 时，很明显，故事还有更多内容。
"As I see it," I explained, "not only are most TV programs badly written and produced, but viewers are also manipulated by the mass media."
“在我看来，”我解释道，“不仅大多数电视节目的编剧和制作都很糟糕，而且观众也受到大众媒体的操纵。”
I had gained weight in the form of muscle mass, but thinking only of lowering the number on the scale, I altered my training program.
肌肉量增大，我的体重就增加了，但因为只想着降低体重称上的数字，我改变了训练计划。
Tom poured the mass of yellow coin upon the table and said, "There--what did I tell you?"
汤姆把那一大堆金币倒在桌子上，说：“瞧，我说什么来着？”
And there are some early indications that the mass actually increases after each reorganization.Now I will send you on the weekend with a chemistry joke.
还有一些早期的标志，质量事实上上升了，在每个重组之后，现在，周末我会给你们发化学笑话。
But equally important, I think, is that our mass culture is filled with wildly misleading ideas about how torture works.
但同样重要的是，对于严刑拷打，恐怕我们的大众文化中充满轻浮地误导。
"Technical measures will be a last resort and I have no expectation of mass suspensions resulting," he explained publicly.
他公开解释说：“技术措施将是最后一招，我不希望出现大量断网的局面。”
The second case, I bounce one car onto another one - which is twice the mass — - certain velocity which I don't know what it is — and now what are we going to get?
而第二个例子中，用一辆车撞另一辆，后一辆质量是它的二倍-，不知道速度多大-，现在我们得到什么？
While this won’t sit well with many people, the overwhelming mass of research supports this. I recommend going vegetarian.
可能很多人都不能接受和相信这一点，然后大量的研究证实了这一点，所以我建议大家多吃素食。
Then I have the total mass of A divided by the number of moles of A.
然后是A的总质量,除以A的摩尔数。
I am assuming the total mass of the bubble wrap is small compared to the mass of the jumper.
我假设汽泡纸的总质量与跳楼者的体重相比可以忽略不计。
So I have one mass of unit 1-- - I will tell you what that is-- and I bang that into number 2.
现在规定一单位的质量-,我会告诉你这是什么-,使它与物体2相碰。
So if now I hang on it a mass of one kilogram, I can calculate the period of one oscillation, and one over the period F is the frequency F, and I believe that is something like 38 hertz.
如果在上面,悬挂1公斤物质，我能够计算出,振荡的周期，1除以周期,等于频率，我相信,等于大概38赫兹。
And then I convert that to mass, and that gives me 24.7 kg of titanium.
换算成质量，就是24。7kg的钛。
What I liked with "The Constant" is that no actual mass traveled through time, only information.
我喜欢“常量”这一集的原因是，不是物体而只是信息在穿越时空。
Bike riding and mass transit greatly limits our ability to roam, so I rent a car to allow us flexibility.
自行车和公共交通限制了我们的闲逛，所以我租了一辆车，能够让我们的更加灵活出行。
Because I'm presenting my images to a mass audience, I have to have faith that people care about things.
因为要向广大群体公布这些照片，我必须相信这些人关心我所呈现的事实。
Henry David Thoreau wrote, "The mass of men lead lives of quiet, desperation." I never want to be a part of that group. How about you?
亨利，大卫，梭罗说过“大多数的人生活很平静，甚至是绝望。”我永远不想成为他们中的一员，你呢？
And this gives the center of mass some amazing properties that I will discuss with you now.
这使质量重心，有一些神奇特质，我一会儿跟你们讨论。
I love walking tremendously (I can walk anywhere in the city), but I also love the mass transit... for the lessons it has taught my family.
我非常喜欢步行(我可以步行至这个城市内的所有地方)，但我也喜欢公共交通……它给我们家上了几课。
Bruce Pask: I love that these mass stores are making fashion so accessible.
布鲁斯·帕斯克：我爱这些正在努力与时尚接轨的店铺。
Newton has left behind him a vast mass of records of these studies. I believe that the greater part are translations and copies made by him of existing books and manuscripts.
牛顿在他身后留下了关于这些研究的极为大量的记录，我相信其中绝大部分是对现存书籍和手稿的阐释和复制本，但也有广泛的实验记录。
I used it to maintain muscle mass while training for the San Diego Marathon.
我在备战圣地亚哥马拉松赛时用它来锻炼肌肉力量。
And ultraviolet light will interact with that little ball, the center of mass, and when I then make it dark, you will only see the motion of the center of mass.
这紫外线光可以，与小球互动，也就是质量重心，当周围暗下来，能看到质量重心运动。
The day after registering, I sent out a mass email scrounging for votes. One Chinese and one expat friend each quickly asked if I wanted them to rig a computer to continuously cast votes for me.
注册当天我群发了一封邮件拉票，马上就有一位中国朋友和一位在华居住的老外朋友问我要不要设置一台电脑不停地给我投票。
So, for the time being, that little metal cylinder will just have to keep pulling its weight. I mean, mass.
因此，在目前，这个小小的金属圆筒还得继续担当重任，一千克的重任。
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