我不知道做一个美国人会这么难。

I had no idea that being an American would ever be this hard.

youdao

这本书没这么难。

This textbook is less difficult.

youdao

这就是为什么学习行销这么难。

That's why marketing is so difficult to learn.

youdao

All right, so Patrick when he's in the when he's playing the manager of Pepsi he's going to produce more of this undrinkable liquid and produce this quantity here.

好的,帕特里克是,百事可乐公司的经理,他会生产更多这种难喝的饮料,产量是这么多

耶鲁公开课 - 博弈论课程节选