Dropka德罗普考dropvt.落下；跌倒；下降；放弃；漏掉；断绝关系n.滴；微量；减少；滴状物drop your eyes由于尴尬或不安而不正视对方drop equipment吊号牌交换机设备drop one's h's该发/h/音的地方没...drop formation液滴生成drop direction跌落方位dropping stage下落阶段drop shaft arm[机] 倾卸轴臂dropper bottle滴药水瓶drop out value开断值drop structure落差结构