oxygens
📖 中文释义
- (oxygen 的复数) n. 氧
- [化] 氧O-2
🧩 词形变化
原形 oxygen
📘 English Definition（英文释义）
- plural of oxygen
- n. a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust