Many charities in the United States are facing tough times because of the current economic downturn, and program spokesperson Kendra Kielbasa says individual donors this year were more generous than anyone had expected.

VOA: standard.2009.12.24

The other thing that we looked at, which I want to stress again and I'll stress it as many times as I can fit it into lecture, because this is something that confuses students when they're trying to identify, for example, different nodes or areas of no probability.

另外一个我们要考虑的事情，我想再强调一次,而且我以后会在课上强调很多次，因为它很容易让人混淆,这就是当你们在确认，节点或者零概率点时候。

麻省理工公开课 - 化学原理课程节选

Because you've heard it so many times before.

因为也许你早就听说过很多回了。

What kind of 课堂 - SpeakingMax英语口语达人

But most people end up memorizing these two because you use it so many times.

然而大多数人最后记住了这两个式子,因为每天都会用到许多次

耶鲁公开课 - 基础物理课程节选