tender chafing block

例句：

1. 1. The tenderchafing block was used to smooth the surface of the wood.
   这个柔软的擦伤垫被用来平滑木材的表面。
2. 2.The soft abrasive block was used to remove the paint from the wall.
   这个柔软的磨砂块被用来从墙上去除油漆。
3. 3. The tender chafing block was used to prevent the skin from getting too rough during the massage.
   这个柔软的擦伤垫被用来在按摩过程中防止皮肤变得太粗糙。