消化系统 xiāohuàxìtǒng digestive system Origin Definitions Defs Strokes Stroke Words Sentences Sents 消化 xiāohuà verbnoun to digest (of a person or animal) to break down food in the digestive system into nutrients系统 系統 xìtǒng noun system A whole composed of parts that work together to perform a function or achieve a goal; a series or group of related things forming a complex whole.