你是一名纺织爱好者请你用英语翻译一下以下文字。Some fibers react badly to water and must be dry-cleaned Wool and silk are usually dry-cleaned although some fabrics can be hand-washed and ironed if care is taken to use a mild

Some fibers, such as wool and silk, require dry-cleaning as they react negatively to water. However, some fabrics can be hand-washed and ironed if mild detergent and appropriate temperatures are used. Wool tends to shrink, hence it is usually dry-cleaned. Improper washing may cause fragile silks to spot or discolor. Fabrics colored with fugitive dyes must also be dry-cleaned as they may bleed and cause discoloration to other fabrics. Before purchasing a garment, carefully read the care label sewn into it and consider if the care required is compatible with your intended use of the garment