I banged into the shelf so hard that I got an ugly purple bruise on my hip.我在搁板上重重地撞了一下，臀部被撞出很大一块乌青块。The clock has sat on that shelf for years.那口钟放在那搁板上已经有年头了。I put the box back on the shelf.我把盒子放回到搁板上。I drilled two holes in the shelf and attached it to the wall.我在架子搁板上钻了两个孔，把它安装在墙上。