So, if you want to estimate how many grammatical sentences under twenty words in English, the answer is, "A lot."

如果你想估计一下,用二十个英文单词,可以组成多少个符合语法的句子,答案会是,"很多"

耶鲁公开课 - 心理学导论课程节选

Interest rates have hit zero 0.2%; that's twenty basis points above zero.

利率已经接近零了0。2%；,这只有零点以上的二十个基本点。

耶鲁公开课 - 金融市场课程节选

This monumental novel about 20 hours in the life of an average man can be read and appreciated like any other great novel once its framework and form are visualized, just as we can enjoy Hamlet without solving all the problems which agitate the critics and scholars."

这部不朽的小说是关于一个,平常人生命中的二十个小时,在它的框架和形式显现出来的时候,它就能像其他伟大小说一样被阅读和欣赏，就像我们欣赏《哈姆雷特》那样,不用解决那些激发批评家和学者讨论的问题“

耶鲁公开课 - 1945年后的美国小说课程节选

So it started to drift and people started to think I think a guinea is worth more than twenty shillings and the market price drifted up to twenty-one shillings.

所以，它的价值开始波动，人们开始考虑,我认为一个几尼的价值多于二十个先令的价格,于是市场价格就上升到二十一先令的价值上去了。

耶鲁公开课 - 金融市场课程节选