Long-time former Egyptian Foreign Minister Esmat Abdel Meguid praised Mr.Obama for coming to Egypt and for trying to develop stronger ties with the Arab world: "I very much welcome this visit and consider that it's a very important move by Mr.Obama, and that in coming and visiting, to know more about our area and about Egypt, is something very,very successful.

VOA: standard.2009.05.09

But at the end of the day, if you move this metal thing aside with your fingers, don't squeeze it too hard.

但是在下课后，如果你用手指触碰这个金属块，不要用力过猛。

哈佛公开课 - 计算机科学课程节选

They'll keep trying to get it going, but maybe we should move on with our lives here while this is happening, and we'll click it back at the end, and if we have a nice set up at any point, I'll just stop and we'll go back and we'll look at it again.

它们会一直让它保持运动，但是或许我们应该,在这个过程中离开一会儿，我们在最后点击它，如果我们在每一个点,都有一个好的装置，我就会停止然后,返回再去看看它。

麻省理工公开课 - 化学原理课程节选