summer vacation retention rate

aerocamera 英['eərəʊkæmərə] 美['eəroʊkæmərə] n.空中照相机 carshops 英[kɑː'ʃɒps] 美[kɑː'ʃɒps] n.(铁路)车辆修理保养厂 freesia four-lined plant bug 小苍兰四线盲蝽 private preferred stock 私募优先股 expected asset 预期资产 domestic gain 境内收益 early-stage return 早期回报 domestic game studio 国内游戏工作室 short video viewer 短视频观众 flower festival official data 花朝节官方数据 ghost market dawn offline event 鬼市凌晨线下活动 b2c per-piece commission B2C单件提成 express complaint week peak-day peak 快递投诉周峰值日峰值 prepaid cod parcel 寄付到付件 back-zone prediction scam crackdown 后区预测诈骗打击 tai chi style trophy 太极风奖杯 award winning winter upgrade 获奖冬季升级 train database 培训数据库 blogs get refunds 博客获得退款 la liga local game 西甲本地比赛 authorized dealers subscribe 授权经销商订阅 car transmission slipping annual tuning 变速箱打滑年度调校 insurance fraud reckless tuning 保险欺诈鲁莽调校 reckless charity settlement 鲁莽公益和解 toothpick flammable upcycle 牙签易燃升级再造 expensive plant 昂贵植物 feng shui renovation famous case 风水翻新著名案例 western masters cure sha qi 西方风水师化煞气