Unimodality
单峰性
🗣️ 情景例句
She is giving me piano lessons in exchange for her English classes.
我教她英语，她教我弹钢琴。
The uneducated are more to be pitied than blamed.
对未受过教育的人们更多的是要可怜而非责怪。
To be careful!
一定要小心！