Read Edit View history 费劲儿 fèijìnr strenuous Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 费劲儿/ 費勁兒 fèijìnr (also fèijìnr) strenuous To require a lot of effort; to be taxing or difficult to do Edit Delete References Add reference erhua_variant 费劲儿/費勁兒 → 费劲/費勁 Edit Delete
费劲儿/ 費勁兒 fèijìnr (also fèijìnr) strenuous To require a lot of effort; to be taxing or difficult to do Edit Delete