柯林斯词典aquifer /ˈækwɪfə/ (aquifers) 1. N-COUNT In geology, an aquifer is an area of rock underneath the surface of the earth which absorbs and holds water. 地下蓄水層; 砂石含水層[技術] 返回 aquifer剑桥词典a layer of rock , sand , or earth that contains water or allows water to pass through it 含水土層，地下蓄水層，砂石含水層 返回 aquifer