A good law," he says in chapter 30, "is that which is needful for the good of the people."

霍布斯在书的第30章说，一部好的法律,对维护人民的福祉是非常必要的“

耶鲁公开课 - 政治哲学导论课程节选

As a matter of style, the chorus would staunchly preach yes, for the sake of readability.

作为一个格式风格问题，那是非常必要的，那样可读性更好。

哈佛公开课 - 计算机科学课程节选

Eliot was there, in that essay on the metaphysical poets that I'm quoting from, defending as necessary what is the primary characteristic, not only of his own poetry, but really of modern poetry generally, what is often called its difficulty.

艾略特在描写那些抽象派诗人的文章里,就是我引用的那篇，极力维护,诗人的首要特征，不仅是因为他自身的诗性，更因为维护现代诗歌的必要，这是非常困难的一件事。

耶鲁公开课 - 现代诗歌课程节选