单词：malignant bacteria
malignant bacteria的用法和样例：
例句
- Flood waters carry disease bacteria.洪水中有致病细菌。
- When this water is used for agricultural irrigation, farmers risk absorbing disease-causing bacteria, as do consumers who eat the produce raw and unwashed.脏水用于农业灌溉，农民的健康受到致病细菌的威胁，食用这类且又未经烹调和清洗的农产品的消费者亦会面临同样问题。
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