Discolorment
n. 变色;污点
🗣️ 情景例句
That's a great idea, Grandpa!
这太好了， 爷爷。
Give as good as one gets.
以其人之道，还治其人之身。
A girl came in and put an envelope on his desk.
一个姑娘走了进来，把一个信封放在了他桌上。