" We were working on developing a bioindicator, a BioSentinel, that could inform us of the levels of mercury contamination across the U.S."

“我们正在开发一种生物指示器，相当于一个BioSentinel(卫星)，它可以让我们知道美国各地的汞污染水平。”

He and his colleagues came up with a practical way to determine the scope of mercury contamination in an ecosystem by measuring mercury levels in a single species.

他和他的同事们想出了一种实用的方法，通过测量单一物种的汞水平来确定生态系统中汞污染的范围。