Real refrigerators actually work with liquids that go into gases so use the latent heat of the liquid, so it doesn't really work like the Joule-Thomson expansion. So this is real.

液体变成气体来工作,以运用液体的潜热，所以这不是,真正像焦耳-汤姆逊膨胀一样工作,这是真实的气体，不像焦耳。

麻省理工公开课 - 热力学与动力学课程节选

Creatures like Spock and Data don't exist in the real world but there are unusual and unfortunate cases where people lose, to some extent or another, their emotions.

像斯帕克和Data一样的生物,不会存在于真实世界,但是有不平常的，不幸的例子,人们在某种程度上失去了情感。

耶鲁公开课 - 心理学导论课程节选