甲流 jiǎliú H1N1 influenza Definitions Defs Origin Strokes Stroke Words Sentences Sents 甲 jiǎ abbreviation of 甲型 jiǎxíng type A type A; type I; alpha-grade流 liú noun abbreviation of 流感 liúgǎn flu flu; influenza; an abbreviation for 流行性感冒 liúxíngxìnggǎnmào