0 something that you have to do because it is part of your job, or something that you feel is the right thing to do -- 责任；义务
The duty of the agency is to act in the best interests of the child. 这个机构的责任就是为孩子谋取最大利益。
[ + to infinitive ] I felt it was my duty to tell them the truth. 我觉得我有责任告诉他们真相。
You have a duty to yourself to take a break once in a while. 偶尔你该给自己放个假。
He only went to see her out of duty (= because he thought he should). 他去看她只是出于义务。
You should report for duty (= arrive at work) at 8 a.m. on Monday. 你应该在周一上午8点报到。
What time are you off/on duty (= when do you finish/start work) tomorrow? 明天你几点下／上班？
We are duty bound to justify how we spend our funds. 我们有义务把资金使用情况说清楚。
1 a tax paid to the government, especially on things that you bring into a country -- 税；（尤指进口）关税
There's a high duty on alcohol. 酒类的关税很高。
She felt that it was her duty to tell the police about the incident.
It is surely the duty of the stronger members in a society to help those who are weak.
I'd be failing in my duty if I didn't tell you about the risks involved in the project.
During the dispute, many police officers were transferred from traffic duty to the prison service.
This exchangeable end effector permits the robot to perform more complex duties.
To be sure, it is an extension of ordinary usage to use 'duty' here, but analytically it is correct.
The users of the water invested the communal power with the duty of protecting them against usurpers' efforts to divert the water.
