In the past, this expression was used as an argument to re-elect a president, especially during a time when the country was at war.

VOA: special.2009.07.12

Well, well and good, but at the same time, if that's the case, and if there is this extraordinary emphasis on the importance of the expression of genius, you can see what's beginning to happen.

很好，但与此同时，如果过于重视那些,天才作家的表达，你可以看到它所引起的后果。

耶鲁公开课 - 文学理论导论课程节选

The rest of the time I want to talk about expression of genes, of new genes.

剩下的时间里我想讲讲基因的表达,新基因的表达

耶鲁公开课 - 生物医学工程探索课程节选

That's New York." In horse racing, the expression meant "the big time,"

VOA: special.2009.12.27

I differentiate a second time and check the sign, so the second order condition, I differentiate this expression again with respect to q1.

我们对它进行二次求导然后看符号,这个式子的二阶导数,就是一阶导数再对q1进行求导

耶鲁公开课 - 博弈论课程节选