Maybe you're not looking at a reaction, but you've got some new compound, and you're looking at it go from liquid to solid or to gas.

也许你研究的不是一个反应,但你得到了一种新的化合物,你看着它从液体变成了固体或气体。

麻省理工公开课 - 热力学与动力学课程节选

Point number two is that ionic solids at high temperatures make ionic liquids.

第二点是离子固体,在高温下会变成离子液体。

麻省理工公开课 - 固态化学导论课程节选