tan

这家工厂用传统方法鞣制牛皮制作高档皮革。

The factory uses traditional methods to ___tan cowhide for making premium leather.

父亲警告说，如果他再逃学，就要用皮带抽打他。

His father warned that he would ___tan him with a belt if he skipped school again.

在摩洛哥工坊里，工人们在装满天然染料的大石缸中鞣制山羊皮。

In the Moroccan workshop, the workers ___tan goat hides in large stone vats filled with natural dyes.