Demandre德曼德雷demandn.要求；需求v.要求；查问；需要demand from abroad国外的需要demands expression诉求表达demand externality需求外部性demand certificate见票即付存款票据,活期存单demand levd theory需求层次理论demand computation请求计算demands for sports活动要求demand forecasting请求预报,需要预测demand expectation需求预测demand tax arrears追缴税款