求大神翻译A down payment for all the night retainers she lost.
问题描述：
求大神翻译A down payment for all the night retainers she lost.
答
她所遗失的所有夜用牙套的首付款.
night retainer是做牙齿整形的人在去掉牙套之后,夜间睡觉戴的牙套,维持牙齿在整形后的样子.