Coboundary operator
[计] 边缘算子
🧩 词语组成解析
[计] 上边缘
🗣️ 情景例句
It really looks good on you.
穿在你身上真是好看。
You're not so great yourself.
你自己也没好到哪里去。
Needless to say our house is now surrounded by a jungle.
不用说，我家现在已被丛林包围。