Coboundary operator
[计] 边缘算子
🧩 词语组成解析
[计] 上边缘
🗣️ 情景例句
You've earned it.
这是你应得的报偿。
Cut short the nonsense and return to one's muttons.
闲话少说，言归正传。
He will be in his small boat, Topsail.
他将乘坐他的“涛波赛”号小艇。