Before you paint the walls, put some old sheets over the furniture.刷墙之前用旧床单盖住家具。You'll have to scrape the walls before you paint them.在刷墙之前你得先把墙刮干净。You can't go halfway when you're painting the walls.你刷墙不能只刷一半。I hate the smell of paint when I'm decorating.我刷墙时很讨厌油漆味儿。