Nitrogens
(nitrogen 的复数) n. 氮\\n[化] 氮N-2
🗣️ 情景例句
I think you might be amused.
我想你可能会觉得有趣。
He has forgotten about his job.
他把工作忘得一干二净。
Even more processes are never patented at all but kept as secret processes.
更多的工艺过程根本就不会取得专利权，而是作为秘方保存着。