(Sound) Meanwhile in Kabul, Afghans clashed with police for the second day during protests held over allegations that foreign troops had desecrated the Muslim holy book,the Koran.

VOA: standard.2009.10.26

And this is going to sound like a weird topic, we're going to see why it's of value in a second.

这听起来像个怪异的主题，我们将会去学习一刹那。

麻省理工公开课 - 计算机科学及编程导论课程节选

The second one is going to be sound that's going to come on at the end.

第二段影片的最后会有些声音

耶鲁公开课 - 心理学导论课程节选

Well,you can just--an engineer will just sit there and isolate that second of sound and then give a "times three" command and "boom," well,look at Pavarotti hold out that note.

嗯，你可以想象，工程师会只坐在那里，分离出的第二个声音,然后给了三拍命令和砰“,好吧，看帕瓦罗蒂能拖出那个音。

耶鲁公开课 - 聆听音乐课程节选