I felt duty-bound to help him.

我觉得帮助他责无旁贷。

牛津词典

I felt duty bound to help.

我觉得我有责任帮上一把。

柯林斯高阶英语词典

We are in duty bound to help the blind to cross the street.

我们应帮助盲人过街.

辞典例句

I'm duty bound to visit my old aunt.

我有义务去探望年老的姑妈.

期刊摘选

Be in duty bound to do sth.

有义务(做某事 )

期刊摘选

This is the mission of Chinese shipbuilder and we shall all be duty bound no regret.

这就是中国造船人使命所在,对此我们责无旁贷、无怨无悔.

期刊摘选

Every citizen is duty bound to do something meaningful for society.

每位国民为社会做些有意义的事,是责无旁贷的.

期刊摘选

We are in duty bound to support just wars.

我们有责任支持正义战争.

期刊摘选

It is duty bound to provide homes that are comfortable, safe and warm for the old.

为老人们提供舒适 、 安全而又温暖的房屋是应该的.

期刊摘选

John felt duty bound to report that he had broken the window.

约翰觉得他应该说出窗户是他打烂的.

期刊摘选

He felt duty bound to take care of the old lady.

他觉得照顾那位老太太是他义不容辞的事情.

期刊摘选

Having witnessed the accident, I felt duty bound to make a statement to the police.

由于我亲眼目睹了那次事故, 我觉得向警察汇报是义不容辞的.

《简明英汉词典》

I felt duty bound to help.

我觉得我有责任帮上一把。

柯林斯例句