He always borrows money from his friends and never pay it back.

他总是管他的朋友借钱，但总是不还。

youdao

If you owe more money than ever was created you can never pay it back.

如果你欠的钱比创造的钱更多，你就绝没可能还清。

youdao

Of course we require him to pay us back for these damages, but he falls so far into debt that he never has any money and stops caring about it.

当然，我们要求他对这些损失作出赔偿，但是他欠得太多了，而他又总没钱来偿还，所以也就干脆不管了。

youdao

He asks the chief executive of the Association for Payment Clearing Services (Apacs), which represents the credit card industry, what the banks are thinking of lending money to people who will never be able to afford to pay it back.

BBC: NEWS | Business | Britain's streets of debt: Easy prey

The lawmaker promised to pay it back, but never did, nor did he reveal the loan on his Senate financial disclosure forms, as is required by law, Ms. Lynch said.

WSJ: Brooklyn State Senator John Sampson Arrested