Denivellation
不平度
🗣️ 情景例句
I'm tired and hungry.
我累了， 也饿了。
The history paper was really easy, so was the biology one.
历史试题确实容易，生物试题也很容易。
He can't make it today. He has to stay at home.
他今天不行了。他得呆在家里。