Read Edit View history 氧原子 yǎngyuánzǐ oxygen atom Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 氧原子 · yǎngyuánzǐ · oxygen atom 2026/03/04 氧原子 yǎngyuánzǐ oxygen atom oxygen atom 一个水分子由一个氧原子和两个氢原子组成。 created sense Mar 4, 2026, 02:25 AM