这些威胁可不能等闲视之。

These threats are not to be taken lightly.

《牛津词典》

我们对这个警告绝不能等闲视之。

We cannot afford to ignore this warning.

《牛津词典》

这样的违法行为不可等闲视之。

Such an illegal act should not be treated lightly.

《新英汉大辞典》

Well we could begin with George Washington Alright, for your sake, we toss in John Kennedy ... who cut taxes. -Because... the Kennedy tax cuts and the Reagan tax cuts ... were both major tax cuts. -Did you hear me ask him ? for a one-word answer? Did you hear me?

那干脆从乔治·华盛顿谈起得了，真是的,好吧，看在你的面子上，姑且把他算上吧,他好歹也减税了，-因为。,肯尼迪的减税和里根的,都不可等闲视之，-我不是让他,只回答一个字吗？他怎么说这么多？

斯坦福公开课 - 经济学课程节选