mean water river bed中水位河床
median water river bed中水河槽
Water And Bed水与床
water-bed水床
water course bed常水河床
Water-bed heaters水床加热器
Water proof bed sheets床单的防水性能
water-bed heater水床加热器
water bearing bed含水层
N-COUNT(可数名词) A waterbed is a bed that consists of a plastic case filled with water. 水床