to rub the surface of something, often using a brush or a piece of cloth, to make it bright, smooth, and shiny
研磨
to rub a surface to make it smooth, shiny, or glossy, often using a tool or an abrasive material
磨光
to rub a surface with sandpaper or another abrasive material to smooth, shape, or remove imperfections
撒沙
to cover a surface, typically a road or pathway, with a hard, flat material such as asphalt, concrete, or stones
铺平
(of natural forces such as wind, water, or other environmental factors) to gradually wear away or diminish the surface of a material
被侵蚀
to reduce the thickness or height of something, making it less raised or elevated in its shape or form
弄平
to make something soft and puffy, often by shaking or arranging it for added volume
弹