短语词组短語trough water -closet 槽式水厠water -closet fitment 水厠設備WC -water closet 上午valve -operated water closet 沖洗閥馬桶close -coupled water t 緊密裝配式大便器Reverse -Trap Water Closet 廻彎式座便器seat -type water closet 坐式便器 返回 water-closet