Demonstrativeness
论证性（demonstrative的变体）\\n指示性（demonstrative的变体）
🗣️ 情景例句
I really have to go.
我真的得走了。
We can offer a discount in progressive stages according to the size of the order.
根据订购数量的大小，我们可提供累进的折扣。
Excuse me. Do you have an eraser?
对不起，你有橡皮吗？