| 单词 | 原子价 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔atomicity〕The number of atoms in a molecule.原子数，原子价，化合价：单质分子中的原子数美国传统〔oxidation〕A reaction in which the atoms in an element lose electrons and the valence of the element is correspondingly increased.氧化：一种某个元素的原子失去电子后它的原子价相应增加的反应美国传统〔oxidize〕To increase the positive charge or valence of (an element) by removing electrons.氧化：通过除去一个元素电子来增加电性或原子价美国传统〔quadrivalent〕Having a valence of four; tetravalent.四价的；四个原子价的美国传统〔reduce〕To decrease the valence of (an atom) by adding electrons.降低原子价：通过加入电子来减少（原子的）电子价美国传统〔univalent〕Having only one valence.仅有一个原子价的美国传统〔valence〕The combining capacity of an atom or a radical determined by the number of electrons that it will lose, add, or share when it reacts with other atoms.化合价，原子价：原子或原子团与其它原子结合的能力是由它在与其它的原子结合时所丢失、增加或共享的电子的数目决定的美国传统 |
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