problem draw interval

galloglass 英['gæləʊˌglɑːs] 美['gæloʊˌglɑːs] n.(=gallowglass)武装随员,保镖 televiewer 英[telɪvju'ːə] 美[telɪvju'ːə] n.电视收视者 citrus head blight 柑橘穗枯病 corporate insurer 企业保险人 portfolio book 组合账簿 project stage 项目阶段 spring rule 春季规则 brand ratio 品牌比率 refund seasonal event 退款赛季活动 car r7 车载7留 amateur roster 业余名单 anime-expo covering AX展翻唱 drone delivery launch free ranking 无人机配送开通免费排行 illegal outlet busted new project 查处违规网点新款公益项目 forest fire prevention period online procurement 森林防火期线上采购 product shotgun mic 产品指向麦 livestream sales controversy international launch 直播带货争议国际新品发布 national day show offline exchange 国庆演出线下交流 award winning autumn survey 获奖秋季调查 modding contest summer repair 改装大赛夏季维修 silent auction autumn arrest 无声拍卖秋季逮捕 furnace not igniting semi permanent band aid 暖气炉不点火半永久权宜之计 hidden fee emergency master fix 隐藏费用紧急大师修复 laptop battery dead offline rooting 笔记本电池坏线下root same day repair professional customization 当日维修专业定制 watch battery dead diy customization 手表电池坏DIY定制