metal shim是什么东西,如何翻译? metal shim - 金属垫片 用来找平,调节高度, 或者填充间隙 a shim is a thin and often tapered or wedged piece of material, used to fill small gaps or spaces between objects. shims are typically used in order to support, adjust for better fit, or provide a level surface. shims may also be used as spacers to fill gaps between parts subject to wear.查看更多