您要查找的是不是：
- 通道channel
- 手术operation
- 外科手术surgery
- 地下通道underground passage
- 整容手术cosmetic surgery
- 做手术to have an operation
- 安全通道exit passageway
- 手术的operative
- 多通道multicenter
- 消防通道fire passage
- 整形手术plastic surgery
- 绿色通道green channel
- 接受手术go under the knife
- 双通道twin channel
- 手术器械instruments
- 快速通道fast track
- 手术后的postoperative
- 变性手术sex change
- 疏散通道exit passageway
- 进行手术undergo surgery
