freshwateradj.淡水的;内河(航行)的n.淡水
freshwater lens淡水透镜体
Freshwater mire枯落物分解
freshwater dock内河码头
Freshwater tide淡水潮汐
freshwater pearl淡水珍珠
freshwater swamp淡水沼泽
freshwater lakes淡水湖
freshwater snail淡水螺
freshwater algae淡水藻类
freshwater plant淡水植物