短语词组短語Colon -bacillus 大腸杆菌excrement colon bacillus 糞大腸杆菌chicken colon bacillus disease 雞大腸杆菌病colon bacillus toxin 大腸杆菌毒素pig colon bacillus 豬大腸杆菌Colon bacillus to life -threatening 大腸杆菌足以致命 返回 colon bacillus