unpaid balance短语¹³¹⁶²⁰⁺³ 基本例句 未付差额,未清余额 Defaulting on a student loan is particularly painful to the defaulter, moreover, because the unpaid balance of a federal student loan can’t be discharged in bankruptcy. 要知道，学生贷款拖欠不还对于借款者是特别麻烦的，因为这种欠账并不能通过破产一笔勾销。 yeeyan