A government report notes that little progress has been made in reducing what are called health care-associated infections.

VOA: special.2010.05.25

we can run the engine backward and build a refrigerator, if you've got your lecture notes from last period your 8-9, well, they're labeled 8-9 lecture notes, I made an attempt to define something which was a little bit misguided.

现在我们可以把热机倒过来,制作一台制冷机，如果你们拿出上节课的笔记,也就是8-9节，好的，他们在8-9节，当时我试着,定义了一些,有些误导你们的物理量。

麻省理工公开课 - 热力学与动力学课程节选

He used the higher notes of a chord as a melody line and made other changes.

VOA: special.2009.05.03

This made it necessary for speculators to exchange their paper notes for gold.

VOA: special.2009.01.01

And faced with the high tuition costs at private Islamic schools, many Muslim parents elect,in the end, to home school their children - a choice,Haddad notes, often made as well by families of other religious faiths.

VOA: standard.2010.07.12