大干 dàgàn go all out Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 全村人正在热火朝天地大干水利建设。 quán cūn rén zhèngzài rèhuǒcháotiān de dàgàn shuǐlì jiànshè. The whole village is working hard on water conservancy construction. Source: Dong Chinese Dictionary