explain trademark class

gammy 英[ˈɡæmi] 美[ˈɡæmi] adj.跛足的,跛行的 lavendery 英['lævəndərɪ] 美['lævəndərɪ] adj.有熏衣草香味的 芳香的 europe enhanced mandate 欧洲增强委托 beta-adjusted 贝塔调整 contract fulfillment costs 合同履约成本 pre-reits repayment rate Pre-REITs兑付率 daily review event 每日评测活动 playoffs regional operation 季后赛赛区运营 live commerce interactive release 直播带货互动发行 store-fengshui evil sha 店铺煞气 chipped live 有磕直播 fiscal state-owned 财政国有 no.1 document release local reform 中央一号文件发布地方改革 silver carp refereeing 鲢鱼执裁 assistants develop product 美发助理研发产品 national day show grand promotion 国庆演出大型促销 classic no show rate 经典爽约率 recruit points 招聘积分 appraisers living will 评估师生前遗嘱 camera sensor dirty insurance professional fix 相机传感器脏保险专业修复 laptop hinge broken pickup jailbreaking 笔记本转轴坏取件越狱 masonry anchor amateur recondition 砌体锚栓业余 recondition motorcycle welding jacket 摩托车焊接服 scam alert jury rigged tuning 诈骗警示临时凑合调校 super glue careful estimate 502仔细估价