In some foods, those with a high glycemic index create a spike in blood sugar.

在一些食物中,一些血糖指数高的食物,会形成一个血糖峰值

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

If we did a--if we go another two decimals-- if we did a million policies, then we would--this would almost just be a spike here at that point, so that's the concept of insurance.

如果我们在一万后面加两个零,如果我们签了一百万份保单,那么这条曲线基本就是尖形了,这些都是保险的相关概念

耶鲁公开课 - 金融市场课程节选

Yeah, you are going to have a spike in your level of wellbeing-- I'm sure you had a spike in your level of wellbeing when you got this acceptance letter, but very quickly we go back to our base level.

没错，你们会感觉极至的幸福-,我肯定拿到录取信时,你们的幸福感也达到峰值，但很快又恢复到基础水平。

哈佛公开课 - 幸福课课程节选