duty与debt区别

duty是责任或者义务的意思，而debt则是债务的意思，区别可以从以下例子看出：

We have home loans for our property, we own bank some money, that is our debt, we have duty to pay it off. 我们有房产贷款，我们拥欠银行一些钱，这是我们的债务，我们有责任还清。