Cascade operation
[计] 联级操作
🧩 词语组成解析
🗣️ 情景例句
Yes, but I don't know where to start.
是的 ，但我不知道从何说起。
You have to be operated on.
你得做手术。
No matter how many guests were present, the great house was always immaculate.
不管去多少宾客，大房子里总是收拾得干干净净。