Metagenesis
n. 世代交替\\n[醫] 世代交替
??? 情景例句
Well, what's going on?
噢， 怎么啦？
We never know the worth (or value) of water till the well is dry.
井枯方知水可貴。
One of the first things Annie did was to teach me how to play.
安妮首先要做的事情之一，就是教我如何耍。