Ground water is the water contained in interconnected pores located below the water table in an unconfined aquifer or located in a confined aquifer. 地下水是指賦存於地面以下岩石空隙中的水，狹義上指賦存於地下水面以下飽和含水層中的水。
Article 43 In exploiting ground water from multiple aquifers,layered exploitation shall be resorted to if the water quality differs greatly from one aquifer to another. 第四十三條在開採多層地下水的時候，如果各含水層的水質差異大，應當分層開採。
This wet ground is not firm enough to walk on. 這塊濕地不夠堅實，不能在上面走。
We will strengthen the protection of wet land. 我們將加強濕地保護。
