Read Edit View history 飛快 fēikuài very fast Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 飞快/ 飛快 fēikuài very fast at lightning speed; as fast as a flying object Edit Delete 飞快/ 飛快 fēikuài extremely sharp describing a blade or edge that is exceptionally sharp Edit Delete References Add reference antonym 飞快/飛快 → 缓慢/緩慢 Edit Delete