By knocking his sconce against them, sure.

用他的头脑撞过, 准是的.

Solution: Install a wall sconce inside your linen closet or storage cabinet.

解决方法: 在你的壁橱或者存储的柜橱里装置一个墙面突出的烛台.

If you don't know the difference between a chandelier and a sconce, start your lighting education by reading design magazines.

如果你分不清那“壁式烛台灯”和“吊式烛台灯”的区别，那就先从读设计装修杂志开始学起吧。