debt default的用法和樣例：
例句
- To protect the creditor, should default in payment be made by the debtor, security will often be required for the loan.
為了保護債權人，防止債務人不履行債務，貸款時一般要求提供擔保。 - If the debtor fails to pay the debt, the creditor shall have the right to get prior compensation from the proceeds obtained from the auction of the mortgaged real estate.
債務人不履行債務時，債權人有權依法以抵押的房地產拍賣所得的價款優先受償。
