The family hopes the music will attract attention to the need for taking good care of the earth and its seas.

VOA: special.2009.06.16

The Earth seems to be a pretty good inertial system, because on the ground, you leave something, it stays there.

地球看上去是个不错的惯性系,因为什么东西放在地上,都会保持静止

耶鲁公开课 - 基础物理课程节选

..That's just as good as the land that you took, so... That's true. Locke says there has to be this right to private property in the earth is subject to the provision that there be as much and as good left for others. What's your name?

而且是跟你占有的土地一样好的。,的确如此，洛克说过,土地私人所有必须遵守的是,还有足够多足够好的土地留给别人，你叫什么？

耶鲁公开课 - 公正课程节选

"He said Mister Clay seemed to be very weak and had a very bad cough, that he was sure Mister Clay wanted to do something for the good of his country during the little time he had left on Earth.

VOA: special.2009.03.26

And this is a very fast speed, of course, it's about 700 million miles per hour. So, one way to put that in perspective is to think about how long it takes for a light beam to get from earth to the moon. Does anyone have any guesses? Eight seconds, that sounds good.

当然这是一个非常快的速度，它大约是每小时7亿英里,为了更形象化，我们,看看光从地球到月球,需要多少时间，你们猜猜是多少？,8秒，猜的不错。

麻省理工公开课 - 化学原理课程节选

"His extraordinary life on this earth has come to an end," "The extraordinary good that he did lives on."

VOA: standard.2009.08.26