abrasives

n.a substance that abrades or wears down

同义词：abradantabrasive material

adj.

causing abrasion

同义词：scratchy

sharply disagreeable; rigorous

"an abrasive character"

同义词：harsh

1. The factory uses various abrasives to finish the metal surfaces.
   工厂使用各种磨料来完成金属表面的处理。
2. Abrasives like sandpaper are essential for woodworking.
   像砂纸这样的磨料是木工的重要工具。