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

This shows that modest savings over a long period might build to a large capital sum which can be used to help give the child a good start in life.

BBC: Child Trust Funds: What should I do?

The choice for a new contributor was simple: Set up your own blog, and patiently hope you can build audience over a period of years, or join the club and get instant exposure.

FORBES: What's Really Behind the HuffPo Revolt

The Security Council today called for more rapid and pointed efforts to build peace in the period immediately after strife-torn countries emerged from armed conflict, following a day-long open debate in which more than 40 speakers delivered statements.

UN: Security Council