•Please wear trainers in the gym, to avoid scuffing the floor.在体育馆内请穿运动鞋，避免磨损地板。

•Have you got anything for getting rid of scuff marks on shoes?你有没有甚么东西可以去除鞋上磨损的痕迹呢？

•If you scuff your feet (= pull your shoes along the ground as you walk) like that, you'll ruin your shoes.如果你像那样拖着脚走，会把鞋子磨坏的。