Decision theory
[计] 判定理论
🧩 词语组成解析
🗣️ 情景例句
But personally I believe a business letter should end with Very truly yours, not Sincerely.
还行，乔治。但是我个人相信一封商业信函应该以“敬上”结尾，而不是“谨启”。
How many of these are you going to send him?
你要送多少给他？
Oh well, we'll have to ask Zhang Li instead.
噢，好吧，我们得去请张理顶替了。