You better believe it's sixty to seventy percent, and the further back you go in American history the closer it is to ninety and ninety-five percent.

你最好猜百分之六七十,要是你以后有机会学习美国历史的话,你会发现它在百分之九十到九十五之间

耶鲁公开课 - 古希腊历史简介课程节选

which is called two seventy-five, which is Precision Machine Design.

它的代号为275，全名叫精密仪器设计。

MIT用数字说话 - SpeakingMax英语口语达人

In today's dollars that would be approximately seventy-five billion dollars.

大约相当于如今的,750亿美元

耶鲁公开课 - 美国内战与重建课程节选