求翻译：一般来说，清洁包包时，我们需要根据包包的材质来选择清洁刷或干净棉布，这样也是为保证品牌包包不会因为错误的清洁方法而受到损害。是什么意思？

In General, when you clean the bags, we need under bags of materials to select cleaning brush or a clean cotton cloth, which is also to ensure the brand bags do not suffer because of the error cleaning methods.