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1.The disease is caused by a bacteria that can infect humans and animals.
这种疾病是由一种可以感染人类和动物的细菌引起的。
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2.The research team isolated the bacteria and identified its characteristics.
研究小组分离了这种细菌，并确定了其特性。
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3. The treatment of this disease requires antibiotics to kill the bacteria.
治疗这种疾病需要抗生素来杀死细菌。