If anything gets rusted, you have to sand off the rust and paint it with rustproof paint.

如果有工具生锈了，你必须先磨光铁锈，然后刷上防锈漆。

youdao

If anything gets rusted, you have to sand off the rust and paint it with rustproof paint.

如果有工具生锈了，你必须先磨光铁锈，然后刷上防锈漆。

youdao