Discountability
可贴现性
🗣️ 情景例句
Well, I'm glad.
好， 我很高兴。
The shortest answer is doing.
最简短的回答就是做。
When you come to think about it, there are only four ways you can deal with rubbish: dump it, burn it, turn it into something you can use again, attempt to produce less of it.
倾倒、焚烧、把垃圾变成再生材料或试图少产生一些垃圾。