Specificator
区分符, 分类符
🗣️ 情景例句
Do you mind if I pay in cash?
你介意我付现金吗？
How many slices are you going to use?
你要用几片？
It seems she was in class on Friday afternoon, but no one has seen her since.
好象她星期五还在教室，但从那以后没人看见过她。