Read Edit View history 猛干 měnggàn work hard Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 猛干/ 猛幹 měnggàn work hard to tie in to; to work or act vigorously 只要大家加油猛干，这点活儿很快就能干完。 Edit Delete References Add reference No references for this word.