Monotactic
构形的单中心规整性
🗣️ 情景例句
When does he arrive?
他什么时候到？
While (or Where) there is life there is hope.
留得青山在，不怕没柴烧。
We talked and wondered about the people who had lived here before.
我们谈论并且很好奇以前住在这里的人们。