Global subtraction
[计] 全局减法
🧩 词语组成解析
🗣️ 情景例句
in the morning to interview you.
在明天早晨来采访你。
To answer the first part of your question, I'd like to say that our studies were very extensive.
你问题的第一部分，我要说的就是我们的研究非常广泛。
It's a book.
一本书。