discharge of ground water

例句：

1. 1. The chemical was discharged into the river.
   这种化学物质被排放进了河流。
2. 2.The firefighters were instructed to discharging water from the hose.
   消防员被指示从水龙带中排放水。
3. 3. The scientist released a new formula that could discharging more energy.
   这位科学家发布了一种新的公式，可以释放出更多的能量。