The thermos, with the lid on top, It's not a open system your coffee is going to stay warm or hot in the thermos.

顶部盖了盖子的热水瓶，不是开系,你希望你的咖啡在热水瓶里面保持温暖,或滚烫。

麻省理工公开课 - 热力学与动力学课程节选

You see that in the top picture. And within those precincts, within that enclosure, there's a large, open courtyard.

你们可以在顶上的图中看到，在界域里面，它的内部，有一片巨大空旷的庭院。

耶鲁公开课 - 旧约导论课程节选

A half century before that, Ben Franklin helped to build a hall in Philadelphia and said the top of this hall would be open to a Muslim preacher from Constant and Obal This is the early 18th century in America.

再有半个世纪前，本·富兰克林帮助在费城建立了一座会堂,他说会堂的顶层将向,一位来自Constant和Obal的穆斯林布道者开放,这些都发生在18世纪的美国。

普林斯顿公开课 - 人性课程节选