Hamid Karzai was declared the winner on Monday, roughly 24 hours after his opponent, Abdullah Abdullah, pulled out of the run-off election set for November 7.

VOA: standard.2009.11.02

Another value for community learning we set up to have office hours, synchronized office hours, with the students and the professor.

学习社群的另一个价值,在于给学生和教授，制定办公时间，有规律的办公时间。

麻省理工公开课 - 媒体、教育、市场课程节选

Eighty percent of atoms that are set up like that break down in the next 24 hours; 20 percent of them don't.

我们设定未来二十四小时中,有百分之八十的原子会分裂,另外百分之二十的原子不会

耶鲁公开课 - 死亡课程节选

Hours later, the prime minister set the August 30 date.

VOA: standard.2009.07.13

You could come by during my office hours, which are on the syllabus, and you could send me e-mail and set up an appointment.

你们可以在我的办公时间来找我,教学大纲上有写我的办公时间,你们也可以通过电子邮件跟我预约

耶鲁公开课 - 心理学导论课程节选

I stress it in particular because I know you're all going to get into this stage; you've got a problem set due in a couple of hours, you're still writing the code, you don't want to waste time, and I'm going to use quotes on "waste time", doing those extra things to do the defensive programming, you just want to get the darn thing done.

我特别强调了这一点,因为我知道你们都会慢慢成为程序员;,你在写代码过程中造成了一系列的错误，你还在写代码，你不想浪费时间，我想把“浪费时间“用引号圈起来，浪费时间来做因为防卫性程序设计，而带来的这些额外的事情,你只想赶紧把程序写完，这不是一个好习惯，因为当你做完回头。

麻省理工公开课 - 计算机科学及编程导论课程节选