重点词汇
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恶性
malignant; vicious; pernicious; malevolent; virulent; severe
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杆菌
bacillus; rodshaped bacterium; bacterium; germ
malignant bacilli
恶性
malignant; vicious; pernicious; malevolent; virulent; severe
杆菌
bacillus; rodshaped bacterium; bacterium; germ