流行 On the HSK 2 vocabulary list, at CEFR level A2. liúxíng ㄌㄧㄡˊ ㄒㄧㄥˊ (of a contagious disease etc) to spread to propagate (of a style of clothing, song etc) popular fashionable Where 流行 is used Example sentences and grammar articles using 流行 Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0 国际中文教育中文水平等级标准, 中华人民共和国教育部, MIT