return down-payment退回押金
down-payment t首付
return of down-payment退回押金
down-payment and royalty混合定价法
N-COUNT(可数名词) If you make a down payment on something, you pay only a percentage of the total cost when you buy it. You then finish paying for it later, usually by paying a certain amount every month. 首付款
Celeste asked for the money as a down payment on an old farmhouse.
西莱斯特索要那笔钱用作一座旧农舍的首付款。