| 释义 |
covalent 英kəʊ'veɪlənt美,ko'velənt 高ＳCOCA¹⁰¹⁶³⁵BNC³¹⁵¹⁴iWeb²²⁸⁵⁹
基本英英词源搭配记法例句例句
adj.共有原子价的⁴²;共价的⁵⁸
化学
Adjective:
of or relating to or characterized by covalence;covalent bond co-, 强调。-val, 力量，价值，词源同value, valiant.covalent complex共价配合物covalent hydride共价氢化物covalent bond化共价键covalent linkage共价键covalent compound共价化合物covalent molecule共价分子covalent crystal共价晶体covalent interaction共价相互作用…covalent structure共价结构covalent link共价键covalent coordinate共价配位covalent radius共价半径,共价键半径…covalent formula共价式covalent semiconductor共价半导体covalent hydrogenate共价型氢化物…covalent bonding共价结合
co-共同-valent⇒adj.共有原子价的⁴²;共价的⁵⁸
形容词60%,名词40%
用作形容词Incovalentbonding,atoms share electrons.在共价键中，原子共有电子。 And he coined the term covalent bonding.
他创造了共价键这一概念。163
CO Right, so you take the co here, and we take the valence here, and out of that comes covalent.
好了，然后我们看到，我们可以看到他的化合价，他们成共价键。163
The ability of an atom to attract electrons, and in particular, in a covalent bond.
原子对电子的吸引能力，特别是在共价键中。163
The ionic property, covalent property, softness of acid or base and steric effect are quantitatively related to the stability constants of metal complexes.
在计算中考虑了配合物的离子性、共价性、酸碱的软硬性及空间效应。 cnki
They say homonuclear. So this is purely covalent.
而是用的同核，嗯，这是完全共价的。163
A covalent bond is any time we have a pair of electrons that is shared between two different atoms.
所谓共价键就是我们有两个原子,共用一对电子。163
And so Pauling went further and said this is the purely covalent component.
然后鲍林更进一步,说这是一个完全的共价成分。163
And the key word for covalent bonds is the idea of being shared.
而关于共价键最关键的一点就在于共用的概念。163
Further study is needed before the origin of the covalent bond can be considered a settled question.
需进一步深入研究方能解决共价键的起源问题。 jukuu
He's famous for a lot of things, one of which is covalent bonding.
他有许多著名的发现，其中一个便是共价键。163
However, as a covalent chemical compound with the wurtzite crystal structure, A1N is not easy to sinter.
然而， A1N是强共价键化合物，烧结活性低，而且 A1N很容易水解引入氧杂质。 iciba
OK, so what we've gone through today is we've introduced covalent bonding, and we've figured out a way to quantify it.
好的，那么我们已经经历了,是我们已经介绍了共价键，我们已经想出了一种定量的方法来。163
So specifically, today we're going to talk about covalent bonds.
特别地，今天我们要专门讲一讲共价键。163
So, that's his gift to us: the Lewis structure, and the idea that you could share electrons and form a covalent bond.
这就 Lewis给我们的礼物， Lewis结构，你能够通过公用电子,形成共价键。163
So, that's basically the idea of how we are going to be thinking about covalent bonds.
那么，这就是我们所应该想到的基本思路,在考虑共价键时。163
Well, with covalent bonding, it's not so simple.
但对于共价键就没这么简单了。163
What's the definition of the covalent bond?
共价键的定义是什么？163 |