But Arporn says that Thailand's overall economy will get a boost from strong export growth - up between three-point-five to four percent compared to 2009.

VOA: standard.2010.03.27

And so just like here, w2 now q2 is minus w2, that's integral going from three to four p dV.

就跟这儿一样，现在是q2等于负，等于从第三点到第四点过程的pdv的积分。

麻省理工公开课 - 热力学与动力学课程节选

Now going from three to four right, so we have another isothermal process for an ideal gas, so I won't try to make you sing again so soon.

从第三点到第四点，这也是一个理想气体的,恒温过程，这次不用你们集体回答了。

麻省理工公开课 - 热力学与动力学课程节选

Can you give me, say, three or four reasons why what we're about to hear differs from what we just heard?

你能告诉我三四个原因吗,为什么我们马上要听到的音乐与刚听过的不同

耶鲁公开课 - 聆听音乐课程节选