作業系統 zuòyèxìtǒng operating system Origin Definitions Defs Strokes Stroke Words Sentences Sents 作业 作業 zuòyè to operate to engage in a physical task, operation, or production activity; to work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.