Those completing study programs at foreign medical schools may be required to return to their own country for at least two years after their training ends.

VOA: special.2009.06.02

So, massless bodies will always have, like a massless rope, equal and opposite forces on the two ends.

所以无质量的物体,比如这个绳子,两边所受的力永远都相等

耶鲁公开课 - 基础物理课程节选

you're looking for that equal and opposite forces acting at two ends of the rope.

你就得求出作用在绳子两端的,大小相等方向相反的力

耶鲁公开课 - 基础物理课程节选

Another hike is a twenty-two kilometer walk that ends at an unusual rock formation.

VOA: special.2009.04.15

I thought similar to Chris actually and I also thought that if we got two-thirds and everyone was choosing numbers in between 1 and 100 ends up with 33, would be around the number.

实际上我的想法和克里斯的相近,我也在想我们得选平均数的2/3,每个人都在1到100中选择的话,最后结果可能是33,会接近于平均数的2/3

耶鲁公开课 - 博弈论课程节选

The prime minister's term ends in January of two thousand twelve.

VOA: special.2010.05.22

But now if you have a twenty-ounce bottle, your cue for when the drinking event ends is completely different than when I was a child, and its two and a half times different then when I was child, and so people have become calibrated to what difference sizes are.

但现在如果你喝了一瓶二十盎司可乐,会觉得现在的饮用量,和我小时候已经完全不同了,是我小时候的2.5倍,人们已经校正了其中差异的大小

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

An existing agreement, the Kyoto Protocol, ends in two thousand twelve.

VOA: special.2009.12.12

In a normal cell DNA that DNA in the normal cell - this DNA gets cut by the restriction enzyme, so the sickle gene ends up - so that hemoglobin gene ends up in two pieces.

一个正常细胞的DNA,正常细胞里的DNA,会被限制酶所剪切,因此镰状血红蛋白基因--,不对,是正常血红蛋白基因被切成两段

耶鲁公开课 - 生物医学工程探索课程节选

That treaty ends in two thousand twelve.

VOA: special.2009.11.21

Mr.Calderon's term in office ends in two years. Some analysts see him as a "lame duck" president with a keen interest in support from Washington.

VOA: standard.2010.05.17