Polytypism
多型性, 多型现象
🗣️ 情景例句
If you snack too much, you may get fat.
零食吃得太多，你会长胖的。
Truth is (or lies) at the bottom of the decater.
酒后露真言。
They help their parents to open their stockings, too.
他们还帮助父母打开他们的袜子。