Now shortly after Milton composed the sonnet "How soon hath Time," he wrote a letter to a friend in which he enclosed this poem, the sonnet.

在他创作“时间过得真快“后不久“,他给朋友写了封信，把这首十四行诗也附了进去。

耶鲁公开课 - 弥尔顿课程节选

They sit deep within our brain and are enclosed by a dense bone.

这种细胞由骨密质包裹着,位于大脑的内部。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

It's contagious, that is, it's transferred to other persons or objects, depending on how receptive they are--perhaps by physical touch, perhaps in the case of severe impurity by sharing an enclosed space, by being together under an overhanging roof, tent.

它会传染给另一个人，另一个物体，这取决于它们的接受度，也许是通过肢体接触，也许是因为呆在一个与世隔绝的空间里，同在一个屋檐下。

耶鲁公开课 - 旧约导论课程节选