operation

释义

n. 操作, 动作, 手术, 运算, 作用, 业务\n[计] 运算 and operation 与操作 in operation 生效；运转着 normal operation 正常运行，常规操作

例句

The UN rescue operation started shortly after dawn.

联合国的救援行动在破晓后不久就开始了。

The aircraft’s engine operation was normal.

飞机引擎运转正常。