| hydrogen | |
| 级别 | 第5级 |
| 音标 | [ ˈhaɪdrədʒən ] |
| 解释 | n.氢元素，氢气 |
| 英英释义 | the lightest gas , with no colour , taste or smell , that combines with oxygen to form water |
| 发音 |  |
| 例句 |
1. Water is made up of atoms of hydrogen and oxygen. 水由氢和氧的原子构成。 2. A chemist can isolate the oxygen from the hydrogen in water. 一个化学家能把水中的氧和氢分解。 |
