Women usually have stronger social support systems to help them in times of trouble.

VOA: special.2009.03.24

Usually we write in journals, but I allow them to their writing in this book.

通常做法是写日志，但是我让他们在这个本子上写作。

麻省理工公开课 - 媒体、教育、市场课程节选

And, in addition, you can usually email them ahead of time

另外，你还可以提前给他们发邮件，

与教授的面谈 - SpeakingMax英语口语达人

And we usually get at least part of them together for Thanksgiving."

VOA: special.2009.11.23

Usually it's done by taking all or part of the infectious agent, and showing them to your immune system in some way.

通常它会带着全部或部分抗原介质,并以某种方式呈递给你的免疫系统

耶鲁公开课 - 生物医学工程探索课程节选

"In fact you know two out of three of them don't even know they're infected because usually they feel perfectly healthy."

VOA: standard.2010.07.26

And I usually look at them and I say " "Good luck."

通常我会看着他说,“你走运“

耶鲁公开课 - 心理学导论课程节选

The point is that they have received what they have through the free exchange of people who have given them their holdings, usually in exchange for providing some other service Good enough.

关键是，他们赚到的这些钱,都是通过与人自由交换得来的,那些人也得到了报酬，通常是以提供其他服务作为交换的,很不错。

耶鲁公开课 - 公正课程节选

For now, just picture it in this simple way as a molecule, usually a protein, that's embedded in the cell membrane and many receptors have a part of them that is extracellular.

现在,我只把这种分子图示出来,受体通常是一种蛋白质,它们镶嵌在细胞膜上,很多受体还有部分结构露在细胞外

耶鲁公开课 - 生物医学工程探索课程节选