Mr Rogers will do duty for me while I'm away next week.
下周我外出时,罗杰斯先生代我履行职务。
In an emergency a tightly tied woman's stocking can do duty for a car's fan belt so that you can drive it to a garage.
出现紧急情况时,把女子长袜系紧后可以充作汽车鼓风机皮带,这样就可以将汽车开到汽车修理厂去。
If I might have a right, do you have a duty to fulfill that for me?
如果我有权利,你有义务为我实现它吗?
Some others If I might have a right to X, do you have a duty to fulfill that for me?
其他的像如果我有某项权利,你有没有义务帮我实现?
Would it be just to torture the suspect to get the information or do you say no, there is a categorical moral duty of respect for individual rights?
为了拿到情报而对他严刑拷打,是否合理,抑或你不赞同,你认为有尊重个人权利的绝对道德责任?
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