The idea of working in an office, pushing papers 70 to 80 hours a week, although as lucrative as it might be, wasn't something I felt I will be really using my own personal skill set to benefit people on a mass level.

在办公室里一周做，70到80小时的琐碎工作，虽然会很赚钱，但是这并不是,我能真正用自己的能力,去造福大众的工作。

普林斯顿公开课 - 人性课程节选

Most companies in the world today spend about 70 % of their IT dollars on what I call feeding the dinosaurs, just maintaining the old systems.

当今世界，大部分公司70%的信息技术成本,都用于喂饱恐龙了，也就是，维持旧的体系。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

When the Euro force came out, it was a bit above a dollar then it fell to something like 70 cents I think down.

当初欧元刚开始启用时，稍高于美元,之后，貌似下跌了70欧分。

斯坦福公开课 - 经济学课程节选

He went 70. I tingled all over. I counted minutes and subtracted miles.

他其实有70了，我太激动了，算着时间和英里数。

耶鲁公开课 - 1945年后的美国小说课程节选

So, I actually paused for a moment to take some photographs after this particular experience because after walking this woman who happened to be, I mean she was at least 70 plus years old I would say, no offense if she's watching this on the Internet now and I got that wrong, but at least 70 years old.

所以，通过这个特殊的经历后,我停下来一会儿，拍了一些照片，因为这种事发生在,这位老太太身上,我的意思是她至少有70多岁了，我想说，如果她在网上看看这个，就不会犯错了,但是我错了，她至少70多岁了。

哈佛公开课 - 计算机科学课程节选