nitrogens
📖 中文释义
- (nitrogen 的复数) n. 氮
- [化] 氮N-2
🧩 词形变化
原形 nitrogen
📘 English Definition（英文释义）
- plural of nitrogen
- n. a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues