malignant bacteria的用法和樣例：
例句
- Flood waters carry disease bacteria.
洪水中有致病細菌。 - When this water is used for agricultural irrigation, farmers risk absorbing disease-causing bacteria, as do consumers who eat the produce raw and unwashed.
臟水用于農業(yè)灌溉，農民的健康受到致病細菌的威脅，食用這類(lèi)且又未經(jīng)烹調和清洗的農產(chǎn)品的消費者亦會(huì )面臨同樣問(wèn)題。
