covalent
英 [kəʊˌveɪ.lənt ˈbɒnd]
美 [koʊˌveɪ.lənt ˈbɑːnd]
- adj. 共价的；共有原子价的
中文词源
covalent 等价的
co-, 强调。-val, 力量，价值，词源同value, valiant.
英语词源
- covalent (adj.)
- 1929, from covalence (1919), from co- + valence.
权威例句
- 1. Rather, the wave function is time - independent mixture of covalent and ionic functions.
- 的确, 波函数是一个与时间无关的共价函数和离子函数的混合.
- 2. In covalent bonding, atoms share electrons.
- 在共价键联中, 原子共有电子.
- 3. Crystals may be classified as either ionic or covalent by analogy with molecules.
- 与分子的情况一样,晶体也可以分为离子键型和共价键型.
- 4. Ceramics primarily have ionic bonds, but covalent bonding is also present.
- 陶瓷初始状态是受离子束缚的, 但是还是有共价键结构的.
- 5. Halogen bond is known as a kind of non - covalent intermolecular interaction.
- 卤键是一种类似氢键的分子间弱相互作用.