unpaired
英 [ʌnˈpeəd]
美 [ʌnˈpɛrd]
adj. 不成对的
BNC.30070 / COCA.36287
英英释义
adj
双语例句
- These unpaired electrons are the cause for the high chemical reactivity of free radicals.
由于这些不配对电子，这些分子或原子常具有高度的化学活性。 - According to the classification of free radicals, the Character of the molecular orbital occupied by the unpaired electron was presented.
提出按未完成对电子占据的分子轨道特性对自由基系统进行分类。 - At the end of the day you have some unpaired electrons.
今天的最后，你有些未成对电子。 - There are B-H bond, H-H bond and atom-molecular bond in BH+ 4 and BH4. There are four equivalent B-H bonds in BH-4. In the case of BH4 there is an unpaired electron that occurs near the boron atom.
BH4+和BH4中都存在BH键、HH键和原子-分子键；而BH4-中存在着四个相同的BH键； - S& we don't have to hybridize it, it already has only one unpaired electron in a1 s orbital.
s-我们不用杂化它，它已经有而且仅有一个未配对电子在s轨道里。 - Free radicals develop when atoms in the body's cells have unpaired electrons, which can lead to damage to different parts of the cell, including DNA.
自由基发生是当身体细胞中的原子有单电子，能导致包括DNA在内的细胞不同部分的破坏。 - Three unpaired electrons in nitrogen.
有三个未成键电子在氮原子中。 - The free radical theory of aging posits that substances with unpaired electrons attack the body's molecules and cause the functional decline of organs over time.
衰老的自由基学说指出，自由基中的不配对电子攻击人体内其他物质的分子，从而进行配对，引起器官功能衰退。 - Literally, a radical is a molecule that reacts easily with other chemicals because of an unpaired electron.
精确地说，因为有孤电子，所以分子中的基团与其他化学物质反应更加容易。 - So, using our simple valence bond theory, what we would expect is that we want to pair up any unpaired electrons in methane with unpaired electrons from hydrogen and form bonds.
利用简单的价电子成键理论，我们预计，要把所有甲烷中没有配对的电子，和氢原子中没有配对的电子配对来形成键。