Surgery is medical treatment in which someone's body is cut open so that a doctor can repair, remove, or replace a diseased or damaged part.
双语例句
例： His father has just recovered from heart surgery.
他父亲刚从心脏手术中康复。
例： Mr Clark underwent five hours of emergency surgery.
卡拉克先生接受了五小时的急救手术。
例： the decision to perform this surgery.
做这个手术的决定。