Miz Kwolek needed a new way to make stiff, resistant fibers for the job.

VOA: special.2010.02.09

And I try to imagine, well, first, imagine being really, really stiff, because you're not flexible when you're a ball point pen.

让我试着想象，首先，想象自己变得非常僵硬，因为圆珠笔是不会动的。

耶鲁公开课 - 死亡课程节选

I don't know, a very English, sort of stiff upper lip kind of man.

我不知道，一个英国式的，坚定沉稳的男人。

皇室的绯闻 - SpeakingMax英语口语达人

A woman can be proud and stiff When on love intent; But Love has pitched his mansion in ; The place of excrement; For nothing can be sole or whole That has not been rent."

坟或床都无能为力,“当女人专注爱情之时;,她总会高傲自得,但爱情却把它的居所;,设在排泄之处,要明白凡事若要完美，都必须先撕破“

耶鲁公开课 - 现代诗歌课程节选