coliform

大肠菌、大肠杆菌群

The lab found high levels of coliforms in the drinking water.

实验室在饮用水中检测出高量的大肠菌。

大肠菌的、大肠菌群的

Swimming was banned after coliform counts rose at the beach.

海滩的大肠菌数上升后，禁止游泳。