工作职责的英文：
n. operating duty

operating是什么意思：
adj. 操作的；业务上的；外科手术的

The operator O is the null operator.
算符O是零算符。

They are computer operators.
他们是计算机操作员。

monitor operator
之声监听员

It is a major operation. It is a very messy operation.
这是大手术，难度很大。

Has operator received pump instruction and operations manual?
操作者是否收到泵说明书和操作手册?

duty是什么意思：
n. 责任；义务；职责；职务；税

duty to rear; duty to provide support
抚养义务

a truck; a heavy duty truck
载重汽车

The path of duty is the path of safety
尽职的路是安全的路

They never neglect their duties.
他们从未玩忽职守。

You ought to do your duty.
你应该尽到自己的责任。