groundn.地面；地方；根据；主题；立场；水平；背景v.使停飞；困在家中；放在地上；使 ... 搁浅；打基础动词grind的过去式和过去分词形式ground area地面面积

1. Groundwater overexploitation rapidly reduced the water table and natural runoff as a consequence.
   超采地下水导致地下水位下降，引起地表径流量显著减少。
2. Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions,forcing people to use low-quality water for drinking.
   过度抽取地下水做为饮用水和用来灌溉在许多地区已经使水位下降了几十米，迫使人们使用质量较差的水来做为饮水。