Nitrogens
(nitrogen 的复数) n. 氮\\n[化] 氮N-2
🗣️ 情景例句
I intend to major in economics in college.
我想在大学里主修经济学。
Your presence here will be of a great contribution to the Guangdong business community as a whole.
你们的建立对整个广东商界将是一个极大的贡献。
Jim is asking Uncle Wang some questions.
吉姆在问王叔叔一些问题。