Monoid
[计] 独异点; 类群
🗣️ 情景例句
You two belong on stage! That was wonderful!
你们俩简直是职业演员！ 读得太棒了！
I learned history last month.
我上个月学历史。
Look!There's an ice cream man.
瞧！有个卖冰淇淋的。