Nitrocystis
硝化囊菌属
🗣️ 情景例句
I'm unemployed at the moment.
现在我失业了。
Mr. Smith is still in his fifties.
史密斯先生仍然50几岁。
All the biscuits that were sent were carefully weighed.
凡送来的饼干都仔细地称量。