Nitrosomas
亚硝酸菌
🗣️ 情景例句
Remember, you win, and I cook dinner for the entire family.
记得吗， 你要是赢了， 我给全家做晚餐。
Would you mind giving me a push?My car has stalled.
你介意帮我推一下?我的汽车抛锚了。
No!
不对。