When I had waited a long time, without hearing him lie down, I decided to open a little -- a very,very little -- crack in the lantern.

VOA: special.2009.05.16

For example, the hall prove to measure the magnetic field of a crack caring club.

比如，他们准备测量,某个地方的磁场。

麻省理工公开课 - 媒体、教育、市场课程节选

So, here's the reading. So, for example today, there is a vision statement, administrative details and I'm going to get a little bit of teaching towards the end. And, if you wanted to, you could crack the book and look at chapter one.

这是阅读材料，例如说，今天，有一个远景说明，行政管理的细节,末尾的时候我会讲一些教学的内容,如果你们想要的话，你可以打开那本书，翻到第一章。

麻省理工公开课 - 固态化学导论课程节选

"It's a horizontal motion of two pieces of the Earth's crust on either side of a vertical crack in the Earth,"

VOA: standard.2010.01.13

And the first crack was a movie that's so long that it used to be the janitors, the people who cleaned these-- the very nice people who cleaned these rooms used to call it a two six-pack movie because it was so long.

第一个漏洞是一部特别长的电影,以前那个楼管,打扫卫生的,给这些教师打扫卫生的优秀工作者,以前管它叫一打啤酒电影因为太长了

耶鲁公开课 - 1871年后的法国课程节选

If they are right about that new crack in the earth, this landlocked country could become a beach resort within, say,a few hundred thousand years.

VOA: standard.2009.12.14