n.溜冰鞋...

roller skates的音标：...

a pair of roller skates一双旱冰鞋You can rent roller skates at the skating arena.在溜冰场你能租到溜冰鞋.What are you doing in the living room with your roller skates on?你穿着旱冰鞋在起居室干什么?...