backwash tank [機(jī)械工程]反沖洗水罐backwash reflection [交通運(yùn)輸工程]艉流反射backwash pump 回流泵backwash procedure [土木建筑工程]反洗程序backwash effect 反濺效果；出口畸形發(fā)展效應(yīng)backwash cycle [能源科學(xué)技術(shù)]反沖洗循環(huán)backwash cascade [物理學(xué)]反洗串級(jí)backwash (n.) backwash n. 回流，逆流；后果，反響；浪濤backwardsurging adj.逆涌(后涌)backwards displacement iris [醫(yī)藥科學(xué)]虹膜向后移位backwards and forwards 來回地backwards (adv.) backwards adj.向后的adv.向后backwardness advantage [經(jīng)濟(jì)學(xué)]后發(fā)優(yōu)勢backwardness (n.) backwardness n.智力遲鈍；落后狀態(tài)backwardly adv. 落后地；往后地backwardization n.延期交割金backwardi 滯后