Discounting
vt. 折现；贴现；折扣；计算现值（discount的现在分词）
🗣️ 情景例句
It's too noisy for some older people like Nat.
它对于像Nat这样的老人来说太吵了。
The cat followed her everywhere she went.
无论她到哪，那只猫都跟着她。
No, you aren't. Oh, hello, Kate! Nice to see you!
不，你没迟到。噢，你好，凯特！很高兴见到你！