英语语法分析

A groundwater reservoir from which water can be extracted is called an aquifer.

可以从中抽取水的地下蓄水层被称为含水层。

Extraction of water depends on two properties of the aquifer: porosity and permeability.

水的开采取决于含水层的两个性质：孔隙度和渗透性。

Water does not remain immobile in an aquifer but can seep out at springs or leak into other aquifers.

水在含水层中并不是静止不动的，而是会从泉水中渗出，或渗入其他含水层。