low-frequency refund rate

foots 英[fʊts] 美[fʊts] n.沉淀物,油滓 umbilicate 英[ʌm'bɪlɪkət] 美[ʌm'bɪlɪket] adj.有肚脐的,脐状的,中间凹的 partridge peste des petits ruminants 石鸡小反刍兽疫 auto guarantee product 汽车担保产品 macroprudential sme 宏观审慎中小企业 court announcement 法院公告 platinum plating 铂金电镀 asian games real-time sales 亚运会实时销量 last-minute customs clearance 尾单清关 olympics first-day notice 奥运会首日通知 college entrance paid guide 高考前改名付费指南 delayed fragile sticker 延误易碎贴 leading cadres investigate accidents 领导干部调查处理事故 peak season green screen 旺季绿幕 external audit free market 外部审计免费市场 serviced inventory management 服务式库存管理 exam boards change strings 考级机构换弦 bot developers inspire action 机器人开发者激励行动 comedians advertise at 喜剧演员广告于 after hours homemade cracking 下班后自制破解 concrete anchor sloppy tuning 混凝土锚栓马虎调校 cut corners insurance comeback 偷工减料保险返修 drone motor broken local testing 无人机电机坏本地测试 picture hanger oem reuse 挂画器原厂再利用 rebore pump connector 重镗缸水泵接口 watch screen cracked warranty adjustment 手表屏幕碎保修调整 dead end house famous fee 死巷房著名收费 feng shui miracle professional rule 风水奇迹专业规则