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oxygens

释义

(oxygen 的复数) n. 氧
[化] 氧O-2

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

词形变化

原型: oxygen 原型变体: s

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