Complement arithmetic
[计] 补码运算
🧩 词语组成解析
🗣️ 情景例句
Malcolm, you worked on the Spaceport project?
Malcolm，你曾负责 太空港 的案子？
Americans are hight mobile, and therefore may find it difficult to became deeply involued with other.
美国人的流动性，大，因此你会发现和他人深交很难。
If you think it is necessary.
如果你认为有这必要的话。