When a baby's head is stuck in the birth canal for an extended period of time, it cuts off the blood supply to the woman's surrounding organs.

VOA: special.2010.08.09

You start off with a transition period when you're falling asleep. We call that stage I.

一开始是过渡期,你开始进入睡眠状态，这是第一阶段。

耶鲁公开课 - 心理学导论课程节选

They might say my sample period was off, ... but that's what the theory-- ... using my data for the sample period that I computed-- the expected returns and co-variances says one should do.

他们可能说我的采样周期是有问题的，不过我的结果都是靠理论-,我采用自己收集的数据计算出-,预期收益和协方差可以用来指导我们的投资行为。

耶鲁公开课 - 金融市场课程节选

The term is on the board and it's a good example of syncopation sort of jumping in ahead of time cutting off the beat, getting in there ahead of time and throwing off the metrical balance for a very short period of time.

这个词已经写在白板上,这是个非常典型的切分音的例子,它提前跳入,切分节奏,提前介入,并在非常短的时间里,打破拍子的平衡

耶鲁公开课 - 聆听音乐课程节选

You can't see this too well but there's a map of the world here that actually shows you all the individual cases of polio that occurred between this period of August 2007 and, it's cut off on the screen, February of 2008.

你可能看不清这个幻灯片,但是这里有一副世界地图,上面准确的展现了在二零零七年八月到,在屏幕上没有显示出来,是到二零零八年二月之间发生的,所有小儿麻痹症的个案

耶鲁公开课 - 生物医学工程探索课程节选