| 单词 | valence |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔donor〕Electronics An element introduced into a semiconductor with a negative valence greater than that of the pure semiconductor.【电子学】 施主：放进半导体中的元素，其负价大于纯半导体美国传统〔electrovalence〕Valence characterized by the transfer of electrons from atoms of one element to atoms of another during the formation of an ionic bond between the atoms.电价：在原子间形成离子键的过程中，由电子从一种元素的原子转移到另一种元素的原子所表示的价美国传统〔free radical〕An organic compound in which some of the valence electrons are unpaired, occurring as a normal byproduct of oxidation reactions in metabolism.自由基化合物：其中有一些价电子未配对的一种有机化合物，作为新陈代谢中氧化反应的正常副产物而存在美国传统〔manganic〕Containing manganese, especially with a valence of three or six.锰的：含有锰的，尤指含有三价锰或六价锰的美国传统〔metallic bond〕The chemical bond characteristic of metals, in which mobile valence electrons are shared among atoms in a usually stable crystalline structure.金属键：金属所特有的化学键，金属键中的游离价电子被分配在处于通常稳定的金属晶体结构的原子中美国传统〔nitric〕Of, derived from, or containing nitrogen, especially in a valence state higher than that in a comparable nitrous compound.硝酸的：氮的、由氮组成的或含氮的，尤指化合价状态高于其他相似的含氮化合物的美国传统〔nitrous〕Of, derived from, or containing nitrogen, especially in a valence state lower than that in a comparable nitric compound.含（三价）氮的：氮的，由氮衍生的或含氮的，尤指在其化合价低于其相应的硝酸化合物的情况下美国传统〔octet〕A set of eight valence electrons in an atom or ion, forming a stable configuration.八重态：在一个原子或离子中，形成稳定组态的一组八个化合价电子美国传统〔osmous〕Of, relating to, or containing osmium in a compound with a valence lower than that in a comparable osmic compound.低价锇的：化合物中化合价低于一般锇化合物的锇的、与这种锇有关或含有这种锇的美国传统〔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〔polyvalent〕Having more than one valence.多价的：具有一个以上的化合价的美国传统〔quadrivalent〕Having a valence of four; tetravalent.四价的；四个原子价的美国传统〔quadrivalent〕Having four valences.四价的：具有四个化学价的美国传统〔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〔reduction〕A decrease in positive valence or an increase in negative valence by the gaining of electrons.还原：通过获得电子而造成正价电子减少和负价电子增多美国传统〔ruthenic〕Relating to or containing ruthenium with a high valence.四价钌的：与高价钌关的；含高价钌的美国传统〔ruthenious〕Relating to or containing ruthenium with a low valence.二价钌的：与低价钌有关的；含低价钌的美国传统〔sleepily〕Valence is a sleepy little town just south of Lyon.瓦朗斯是里昂南面一座寂静的小镇。柯林斯高阶〔univalent〕Having only one valence.仅有一个原子价的美国传统〔uranic〕Of, relating to, or derived from uranium, especially with valence higher than in comparable uranous compounds.含铀的：铀的，与铀有关的，或从铀中提取出来的，尤指比同类含铀的混合物具有更高价的美国传统〔uranous〕Of or relating to uranium, especially with valence lower than in comparable uranic compounds.（合）铀的：铀的或与铀有关的，尤指比同类铀化合物化合价低的美国传统〔valence shell〕The outermost shell of an atom consisting of the valence electrons.价电子层：由价电子组成的原子的最外壳层美国传统 |
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