facultatively anaerobic meaning in Chinese

兼性厌氧菌

Was supplied . its essential characteristics are as follows : short rods , 2 . 0x1 . 6 ^ m in diameter , arranged singly , gram negative , facultatively anaerobic , having both a respiratory and a fermentative type of metabolism , oxidase negative and catalase positive
通过形态观察及生理生化特征测定发现菌株w12为革兰氏阴性菌，短杆状，对数生长期细胞大小为： 2 . 0 1 . 6 m ，单个排列；兼性厌氧，氧化酶阴性，发酵葡萄糖产酸产气，不运动。