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BNC: 18043 COCA: 13448
aquifer
ækwɪfəʳ ˈækwəfər ˈɑkwəfər
Word forms: plural aquifers
N-COUNT 地下蓄水层;砂石含水层 In geology, an aquifer is an area of rock underneath the surface of the earth which absorbs and holds water. 地下蓄水层;砂石含水层 [technical]
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