At first thought it seems incredible that there can be enough space inthe "solid" ground underfoot to hold all this water.
乍一想,似乎难以置信的是,在脚下的“坚实”地面上居然有足够的空间来容纳这么多的水。
2
Then it can pollute the natural waterintheground.
然后它可能会污染地下的天然水。
3
A massive oak claims its ground for 200 years or more, outcompeting all other would-be canopy trees by casting a dense shade and drawing up any free waterinthe soil.