Discounting
vt. 折现；贴现；折扣；计算现值（discount的现在分词）
🗣️ 情景例句
I will serve coffee and pumpkin pie.
我来准备咖啡和南瓜派。
That's my business.
那是我的事情。
You haven't finished your lunch!
你没吃完午饭！