operation和surgery有区别为

operation释义：

n. 操作经营[外科] 手术[数][计] 运算

例句：

We need to ensure the normal operation of electricity during the festival.

我们要保证节日期间电力的正常运作。

surgery释义：

n. 外科外科手术手术室诊疗室

例句：

The doctor will be in the surgery room at three o'clock in this afternoon.

这位医生下午会在三点到手术室。