Polymorphy
多晶型现象
🗣️ 情景例句
So far so good.
到目前为止一切都好。
Hang up one's fiddle when one comes home.
在外谈笑风生，在家闷闷不乐。
We enjoyed driving along the new expressway.
我们喜欢沿着新建的高速公路开车。