U.S.Treasury Secretary Timothy Geithner says the leaders are close to consensus, and there is a need for swift action.

VOA: standard.2009.09.25

I can have functions with no parameters, that's fine, I will still need the open and close paren there to identify that I have no parameters.

我每次都需要进行输入码？,函数可以没有参数,我依然需要前后括号,来定义我没与参数。

麻省理工公开课 - 计算机科学及编程导论课程节选

So again, if you do a calculation where you're close enough to the ideal gas and you need to design your, if you have an engineer designing something that's got a bunch of gases around, this is a useful thing to use.

要研究近似理想气体的表现时,这个方程非常有用,下面再来看一个，对我们来说最有意思的,实际气体状态方程：,范德瓦尔斯方程。

麻省理工公开课 - 热力学与动力学课程节选