And if we do, in fact, hit it with light to get the electrons off, it will go back to the straight up in position, or if it gets knocked hard enough it does that, too.

而且如果我们这么做，事实上，用光轰击它以逐出电子，它就会在原位置沿直线返回，或者如果它被撞击的足够猛烈,也会出现上述现象。

麻省理工公开课 - 化学原理课程节选

So there's a panic in the market for securitized mortgages - and the price is often very low or if it's they're very hard to market and hard to sell.

所以，在市场上,证券化按揭贷款引起了恐慌,并且价格通常很低或者说如果它,他们很那出售而且对市场不利。

耶鲁公开课 - 金融市场课程节选

So if we talk about the probability density and we write that in, it's going to be sigma 1 s star squared, 1sb so now we're talking about 1 s a minus 1 s b, all of that being squared.

如果我们讨论概率密度，而且我们把它写出来，它等于sigma1s星的平方，现在我们说的是1sa减去，这整体再平方。

麻省理工公开课 - 化学原理课程节选