polarity
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n. [物] 极性；两极；对立
n.
[物]极性；[生]反向性；对立；[数]配极
变形
复数：polarities
英英释义
polarity[ pəu'lærəti ]
n.
a relation between two opposite attributes or tendencies
"he viewed it as a balanced polarity between good and evil"
同义词：mutual opposition
having an indicated pole (as the distinction between positive and negative electric charges)
"he got the polarity of the battery reversed"
同义词：sign
词组短语
reverse polarity[电子]反极性；逆偏振
opposite polarity相反极性
polarity reversal反极性；极性变换；极性倒转
negative polarity负极性
polarity effect极性效应；极化效应
reversed polarity反极性
双语例句
用作名词(n.)
Polarity is inherent in a magnet.
极性是磁铁的固有性质。
Note the polarity of the voltage drop across R.
注意R上电压降的极性。
The hydrophobicity is related to molecular volume and polarity.
分子的疏水性跟分子的体积和极性有关。
The field is strongest at the poles, diminishes at the equator, and differs in polarity from the Northern to the Southern Hemisphere.
南北两极的磁场最强，赤道上磁场较为微弱，而各地的磁性也会因纬度而改变。
He got the polarity of the battery reversed.
他把电池两极弄反了。
Yet, in order to get there, you must go through the polarity.
然而，为了要达到那里，你一定要经历两极。
权威例句
On enantiomorph-polarity estimationOn enantiomorph-polarity estimation
On enantiomorph-polarity estimation. Acta Cryst A39:876-881
Solvatochromic Dyes as Solvent Polarity Indicators
Recognizing contextual polarity in phrase-level sentiment analysis
Mutations affecting segment number and polarity in Drosophila
ChemInform Abstract: Solvatochromic Dyes as Solvent Polarity Indicators
Revised calibration of the geomagnetic polarity timescale for the Late Cretaceous and Cenozoic
par-1, a gene required for establishing polarity in C. elegans embryos, encodes a putative Ser/Thr kinase that is asymmetrically dis...
Armadillo coactivates transcription driven by the product of the Drosophila segment polarity gene dTCF.
polarity (n.)
1640s, originally of magnets, from polar + -ity.
1. straight polarity
正极性焊接
-- 来源 -- 英汉 - 翻译参考[网络]
2. Magnetic polarity;ionic polarity.
磁极性，离子极性
-- 来源 -- 英汉 - 短句参考
3. polarity hyperzone
极性特超带
-- 来源 -- 英汉 - 短句参考
4. sunspot polarity
黑子极性
-- 来源 -- 英汉 - 翻译参考[网络]
5. polarity subzone
极性亚带
-- 来源 -- 英汉 - 短句参考
6. additive polarity
加极性
-- 来源 -- 英汉 - 翻译参考[网络]
7. political polarity.
政治上的极端对立
-- 来源 -- 英汉 - 短句参考
8. magnetic polarity
磁极性
-- 来源 -- 英汉 - 翻译参考[网络]
9. Polarity modulator
极性调制器
-- 来源 -- 英汉 - 翻译样例 - 工程
10. positive polarity
正极性
-- 来源 -- 英汉 - 翻译参考[网络]
polarity
