Bacterium nitrobacter
[医] 硝化杆菌
🧩 词语组成解析
[医] 硝化菌属
🗣️ 情景例句
This afternoon we're going to visit a friend in the hospital.
今天下午我们将去探望一位住院的朋友。
It's the year of 1999.
今年是1999年。
I'll have to try that.
我得试试这么做。