abrade

粗糙的砂纸会磨损木材的表面。

The rough sandpaper will ___abrade the surface of the wood.

经过数个世纪，持续不断的河水冲刷将花岗岩巨石磨成了光滑的圆形。

Over centuries, the relentless river current ___abraded the granite boulder into a smooth, rounded shape.

长途行军中，沉重的背包带开始磨破他的肩膀皮肤。

The heavy backpack strap began to ___abrade the skin on his shoulder during the long march.