E. coli and fecal streptococci are subsets of fecal coliforms, which are a subset of the total coliforms.
大肠埃希氏菌或链球菌是粪大肠菌群的一种，而粪大肠菌群是总大肠菌群的一种。
Unidentified Man II: You could have, for example, field birds feeding on animal fecal material that has E. Coli 0157.
不明身份人士2：例如，靠动物排泄物过活的生活在旷野间的鸟类，这些排泄物中就含有E。大肠杆菌0157。
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