Nitrification
n. 氮化合, 氮饱和, 硝化作用\\n[化] 硝酸化作用
🗣️ 情景例句
Be careful, I think the neighbors have been spying on us.
小心点，我觉得我们邻居一直在窥视我们。
Great talkers are not great doers.
其人说得多，做得不会多。
What's on?
上映什么片子？