guò qù / xǔ duō / jiā tíng / huì / bǎ / shì bù / rǎn chéng / lán sè / zài / zuò chéng / rì cháng / yī fu过去,许多家庭会把市布染成蓝色,再做成日常衣服。In the past, many families dyed machine-woven cloth blue and then made it into everyday clothes.