And when we're looking at the probability density graphs, it doesn't make a difference, it's okay, It has no meaning for our actual plot there, because we're squaring it, so it doesn't matter whether it's negative or positive, all that matters is the magnitude.

它的概率密度图的时候,两者没什么区别，这是可以的，它对我们画这个图，没有什么意义,因为我们是取平方，所以它的正负，无所谓，只和幅值有关，但当我们说到。

麻省理工公开课 - 化学原理课程节选

I felt we had nothing in common but "motley," our Irishness.

我和他们除了都是小丑“,都是爱尔兰人之外没什么区别。

耶鲁公开课 - 现代诗歌课程节选

Because it's--repurchasing my shares, if they do it for everybody, doesn't mean anything.

因为,如果回购股票,如果每个人都如此,就没什么区别了

耶鲁公开课 - 金融市场课程节选

So even if, on average, the stock is expected to not move at all from where it starts, some stocks will be expected to just trundle along without much change, not very volatile.

所以即使平均而言，股票应该是不会,和开盘的时候有什么区别，有一些股票可能会,没什么变化，不是很反复无常。

麻省理工公开课 - 计算机科学及编程导论课程节选

To say giving bad news to an enemy is reinforcing because it makes the enemy feel bad doesn't say anything different from giving bad news to an enemy feels good because we like to give bad news to an enemy.

由于使敌人感到不快,而认定向敌人散布坏消息是强化行为,这与因为我们想要敌人听到坏消息,而向心情良好的敌人散布坏消息,没什么区别。

耶鲁公开课 - 心理学导论课程节选