潮流 (cháoliú) is a noun meaning "trend," "current," or "fashion." It is used to describe popular movements or tendencies in society, culture, or fashion, and often appears in discussions about why certain phenomena become widespread.
现在喝奶茶已经成了一种潮流。
Xiànzài hē nǎichá yǐjīng chéng le yì zhǒng cháoliú.
Drinking milk tea has now become a trend.
年轻人总是喜欢追赶时尚潮流。
Niánqīngrén zǒngshì xǐhuān zhuīgǎn shíshàng cháoliú.
Young people always like to follow fashion trends.
健康饮食是近几年最大的潮流之一。
Jiànkāng yǐnshí shì jìn jǐ nián zuìdà de cháoliú zhī yī.
Healthy eating is one of the biggest trends in recent years.