That percent grew to the peak of the market in 1999; after the peak in 2000 it began to fall.

在1999年这一赞同的比例接近最高点,在2000年达到顶点后开始下降

耶鲁公开课 - 金融市场课程节选

So we know that it'll go up for one second then it will turn around and come back.

我们知道了,物体在上升一秒后开始下降

耶鲁公开课 - 基础物理课程节选

That means that they've never declined as much in one month before; our data started in 1987.

那意味着它们从来没有在,一个月之内下降过这么多；,我们从1987年就开始记录数据了。

耶鲁公开课 - 金融市场课程节选

Those levels would reach a plateau after some period of time, maybe after a couple of weeks and then they would begin to decline again.

在一段时间后,抗体浓度将达到峰值,峰值大约出现在几周之后,之后,抗体浓度将开始下降

耶鲁公开课 - 生物医学工程探索课程节选

And little by little they start creeping down here.

渐渐地他们成绩开始下降。

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It doesn't match up very well though because interest rates have been going down since 1980 and the boom is very sudden, so it seems to me that Greenspan should have seen this bubble coming.

虽然这说法有些瑕疵,因为利率自1980年开始就一直下降,但繁荣却突如其来,所以我觉得,格林斯潘本应能看到泡沫的发生

耶鲁公开课 - 金融市场课程节选

Now, if I was a person that was designing a vaccine and I noticed that this was the response that it got, that antibodies were produced, they reached some intermediate level, they started to fall, I would say, "Well I haven't stimulated the immune system enough, let me re-boost, let me give another dose of antigen."

现在,如果我正在研究一种疫苗,我注意到机体会对这种疫苗产生应答,也就是会产生抗体,当抗体浓度达到中等水平后,就开始下降,就可以说,疫苗对免疫系统刺激还不足,我需要提高抗原浓度,让我再把剂量再加大一倍

耶鲁公开课 - 生物医学工程探索课程节选