So we have system insulated from the outside world, and we have two bulbs.

我们有一个与环境隔绝的系统，和两个腔体。

麻省理工公开课 - 热力学与动力学课程节选

Now, many autistic children have no language; they're totally shut off from society.

许多孤独症儿童未能掌握语言,他们和社会是完全隔绝的

耶鲁公开课 - 心理学导论课程节选

Since it's isolated, no heat is added.

因为它是与环境隔绝的，因此没有热量交换。

麻省理工公开课 - 热力学与动力学课程节选