Read Edit View history 预警系统 yùjǐngxìtǒng early warning system Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 预警系统/ 預警系統 yùjǐngxìtǒng early warning system 政府建立了一套完善的自然灾害预警系统。 Edit Delete References Add reference No references for this word.