茶渍 英文分场景1. 杯子/茶具内壁的茶渍最常用tea stain通用复数tea stains例There are dark tea stains inside the mug.杯子里面有深色茶渍。tea tannin stains 专业说法tannin /ˈtænɪn/ n. 单宁茶水析出的褐色物质就是形成茶渍的根源2. 顽固厚重老茶垢tea scale特指长期堆积、一层厚厚的茶垢茶壶/保温杯Clean the tea scale off the teapot. 洗掉茶壶里的茶垢。3. 衣物、牙齿上的茶渍衣服tea stainThis shirt has tea stains. 这件衣服沾了茶渍。牙齿tea discoloration茶渍造成的发黄Tea causes tooth discoloration. 茶水会留下牙渍。搭配短句remove tea stains 去除茶渍wipe off tea stains 擦掉茶渍