They also encourage people to work from home on a regular basis and use mass transit when they do commute.

VOA: standard.2010.07.26

So you are saying that Nicola can go back into the state of nature if she wants to but she can't drive on Mass. Ave.?

你是说,只要妮可拉愿意，她可以回到自然状态,但她从此不能在麻省的路上开车了？

耶鲁公开课 - 公正课程节选

in order to be able to distribute it on a mass scale. You needed a company of, with a lot of capital,

为了能够大规模发行。你需要一个有很多资金的公司，

音乐市场的变化 - SpeakingMax英语口语达人

Mr.Berlusconi attended a mass for rescuers and volunteers at a police academy in L'Aquila on Easter Sunday and complimented them for their work.

VOA: standard.2009.04.12

But the acceleration it produces on the elephant and on the mass, are in an inverse ratio of their masses.

但这个力使大象和物体产生的加速度,与它们的质量成反比

耶鲁公开课 - 基础物理课程节选

"We must keep in mind how even apparently unsuccessful attacks on Western mass transportation systems can bring major cities to a halt, cost the enemy billions and send his corporations into bankruptcy."

VOA: standard.2010.04.01

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。

麻省理工公开课 - 固态化学导论课程节选

While there is advice aplenty on how to lose pounds or kilograms, a new study focuses on middle aged and older women who maintain normal body weight, or BMI (Body Mass Index) and do not diet.

VOA: standard.2010.03.30

The idea of working in an office, pushing papers 70 to 80 hours a week, although as lucrative as it might be, wasn't something I felt I will be really using my own personal skill set to benefit people on a mass level.

在办公室里一周做，70到80小时的琐碎工作，虽然会很赚钱，但是这并不是,我能真正用自己的能力,去造福大众的工作。

普林斯顿公开课 - 人性课程节选

The war was sold to his cabinet, to parliament and to the British people on the basis that Saddam Hussein was a dangerous man holding weapons of mass destruction (WMDs) that could be unleashed within 45 minutes.

VOA: standard.2009.12.13

Bach wrote a mass, Mozart wrote many masses, Beethoven wrote two important masses and so on.

巴赫写过一首弥撒曲,莫扎特写过很多,贝多芬写过两首重要的弥撒曲,等等

耶鲁公开课 - 聆听音乐课程节选

He says what South Korea and its allies have a problem with is the North's ability to deliver weapons of mass destruction at a long range, regardless of what is mounted on top of this particular rocket.

VOA: standard.2009.04.01

And now we're asking you to look at krypton, so the atomic mass is 36. You can actually just grab that handout the second handout on the exam and look at the periodic table there. So, which of the following ions listed is isoelectronic with krypton?

现在我们请大家来看一下氪原子，它的原子量是，36，大家其实可以拿出这张讲义,第二份关于考试的讲义,看一下上面的周期表，那么，下列离子中，哪一个是与氪原子是等电子的？

麻省理工公开课 - 化学原理课程节选

What happened finally, is that the press got wind of this and the scientific evidence grew to such a large mass that the evidence was pretty overwhelming, and then finally, government took action on this.

最终是先由新闻界得到风声,然后科学依据如雨后春笋般涌现,强而有力,势不可挡,最后终于让政府按耐不住,开始行动

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So in June of this year, they made massive cuts on the mass transit, huge cuts.

今年六月份，他们削减了大量的公共交通，规模非常大。

纽约的公共交通 - SpeakingMax英语口语达人

We can make some substitutions here using some of the derivation on the previous board which will give us the Planck constant divided by 2 pi mass of the electron times the Bohr radius.

在这里我们也可以,用我以前在黑板上写过的一些词来取代它,得到的是普朗克常数除以2π电子质量,再乘以波尔半径。

麻省理工公开课 - 固态化学导论课程节选

Now I can measure that, because I pull it by one centimeter and I find the acceleration it exerts on a known mass.

现在就能测量这个力了,因为把弹簧拉伸 1 厘米,我就知道它让一个质量已知的物体产生的加速度

耶鲁公开课 - 基础物理课程节选

Imagine then from now on, we can find the mass of any object, right?

假设从现在开始,我们就能测量任何物体的质量了,对吧

耶鲁公开课 - 基础物理课程节选

This is the force exerted by the spring on the mass.

这是弹簧对物体的作用力

耶鲁公开课 - 基础物理课程节选

On the eleventh time, I pull the mass.

第十一次的时候,我把物体拿掉

耶鲁公开课 - 基础物理课程节选

In fact, there's a property of gravitational fields anywhere, even in outer space, but there is some residual field between all the planets and all the stars in the universe, that the force on a body is proportional to the mass of the body.

实际上,这是任何地方的引力场都具备的属性,甚至是在外太空,在所有的行星和恒星之间,存在着某种剩余场,在这个场里作用在物体上的力,和物体的质量之间存在比例关系

耶鲁公开课 - 基础物理课程节选

You cannot tell the mass, because what you are doing now is appealing to the notion of mass as something that's related to the pull of the Earth on the object.

你无法测出质量,因为你现在所做的是把质量,用地球对物体的引力给替代了

耶鲁公开课 - 基础物理课程节选

A typical problem that you may have done in your first pass at Newton's law, someone tells you a force of 36 Newtons is acting on a mass of whatever, 4 kilograms; what's the acceleration?

在你们第一次接触牛顿定律时,可能见过这么一道典型题目,告诉你,一个 36 牛的力,作用在一个物体上,4 千克吧,问加速度是多少

耶鲁公开课 - 基础物理课程节选

That's how by either balancing the unknown force with a known force or by simply measuring the acceleration as I fall towards this podium and multiplying by mass, you can find the force that exerts on me.

我们既可以让未知力与已知力平衡,也可以只测量我冲向讲台时加速度的大小,再与我的质量相乘,都能求出作用在我身上的力的大小

耶鲁公开课 - 基础物理课程节选

First one says, if you knew the force acting on any body, without going into what caused the force, then you may set that force equal the mass times acceleration of the body.

第一部分是,如果你知道作用在任一物体上的力,无论这个力的来源是什么,都可以令力等于质量乘以物体的加速度

耶鲁公开课 - 基础物理课程节选

This spring is getting squashed on either side, and it'll squash by certain amount x, that depends on your mass, and that x will be turned into a motion of a needle and that'll read your mass.

这个弹簧两边都会受到压缩,压缩量为 x,它由你的质量决定,x 会转换成指针的运动,你从而可以读数

耶鲁公开课 - 基础物理课程节选