偿还不存在之债

【法】 solution sine causa

偿还的英语翻译：

compensate; redeem; refund; imburse; pay; recoup; reimburse; repay
【经】 deduct from; recoup; recoupment; redemption; refund; refundment
reimburse; repay; repayment; restitute; satisfaction

不的英语翻译：

nay; no; non-; nope; not; without
【医】 a-; non-; un-

存在的英语翻译：

exist; indwell; lie; occur; presence; existence
【法】 entity; existence

之的英语翻译：

go; leave; of; somebody; something; this

债的英语翻译：

debt
【法】 arrearage; debt; obligatio