An antibacterial substance, such as colicin, produced by a strain of certain bacteria and harmful to another strain within the same family.
杆
：
种抗物质，如大肠杆，由某种细的株产生，对同
系中另外的株有害
An antibacterial substance, such as colicin, produced by a strain of certain bacteria and harmful to another strain within the same family.
杆：种抗物质，如大肠杆，由某种细的株产生，对同系中另外的株有害
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