英语单词

covalent是什么意思

covalent

英 [kəʊ'veɪl(ə)nt] 美 [,ko'velənt]
  • 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.

英文词源


covalent (adj.)
1929, from covalence (1919), from co- + valence.

双语例句


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.

来自辞典例句

2. In covalent bonding, atoms share electrons.
在共价键联中, 原子共有电子.

来自辞典例句

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.

来自辞典例句

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.

来自互联网

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.

来自互联网

考试词汇

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