Nitrogens
(nitrogen 的复数) n. 氮\\n[化] 氮N-2
🗣️ 情景例句
I couldn't help laughing.
我忍不住笑出来。
What is your guess about the outcome of this meeting?
你认为这项会议的结果将会如何呢？
This is a standard size.
这是标准尺寸。