So we have--U.S. Government issues bills and that's less than or equal to one year and they pay no interest.

美国政府发行的短期国库券,期限通常小于或等于一年,且不付息

耶鲁公开课 - 金融市场课程节选

We discovered that the quantity dA, under conditions of constant volume and temperature, dA TS And A is u minus TS.

我们发现在恒定的体积和温度下，亥姆赫兹自由能的变化，小于零，is，less，than，zero。,亥姆赫兹自由能A等于内能u减去。

麻省理工公开课 - 热力学与动力学课程节选

It's something that permeates the portfolio and, I think, provides really interesting investment opportunities because a lot of the foreign markets are less efficiently priced than those that you find in the U.S.

渗入了整个投资组合,并提供了很有吸引力的盈利机会,因为很多国外市场,没有美国国内市场程度的有效定价

耶鲁公开课 - 金融市场课程节选

We call an instrument of the U.S. Treasury with a maturity less than or equal to one year--we call that a bill and they used to be the only discount bonds issued by the U.S. Government.

我们把期限小于或等于一年的,国库券品种称为短期国库券,它们曾是美国政府,唯一发行的贴现债券

耶鲁公开课 - 金融市场课程节选

It makes sense, right, because you know we got less work out and delta u is the same right, so it must be that less heat got transferred.

这是显而易见的，因为输出的功更少,且Δu相等，所以需要的热量更少。

麻省理工公开课 - 热力学与动力学课程节选