polarity是什么意思？

polarity

英[pəˈlærəti] 美[poˈlærɪti,pə-]

• n. [物]极性，[生]反向性，对立，[数]配极；

复数：polarities;

例句

• ionic polarity. 离子极性
• magnetic polarity 磁极性
• Several theories link polarity flips to external disasters such as meteor impacts. 有些理论将两极转化现象归因于诸如陨星撞击等外部因素.
• The polarity of the ends of the open - circuit conductor may then be deduced. 这样就可以断定开路导体两端的极性.
• There are miscellaneous tools, pliers , putty knife, polarity stamps, battery stamping or coding equipment, lead cutters. 有各种工具 、 手钳 、 油灰刀, 极性印戮 、 电他标记打印或编号机 、 铅切刀.
• Polarity is inherent in a magnet. 极性是磁铁的固有性质.
• Level - shifting or polarity inverting circuitry must be employed in these converters. 测平移动或者反偏电路必须要用一些转换器.
• 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 ideological polarity between nations. 国家间意识形态的截然对立

柯林斯高阶英汉双解学习词典释义

• N-VAR
  完全相反；截然对立
  If there is apolarity between two people or things, they are completely different from each other in some way.
  例句
  ...the ideological polarity between nations. 国家间意识形态的截然对立 ...the polarities of good and evil... 善与恶的针锋相对

英汉词典释义

• n.
  <物>极性, 两极并存的状态
  magnetic polarity 磁极性 ionic polarity. 离子极性 Polarity is inherent in a magnet. 极性是磁铁的固有性质。

英英词典释义

• Noun
  1. a relation between two opposite attributes or tendencies;
  "he viewed it as a balanced polarity between good and evil"
  2. having an indicated pole (as the distinction between positive and negative electric charges);
  "he got the polarity of the battery reversed""charges of opposite sign"

行业词典

• 农学： 极性；
  动物学： 极性；
  医学： 极性现象：具有极的事实和情况；在两端有相反的作用；有轴梯度，一神经表现有阳极电紧张和阴极电紧张；对整个组织来看，细胞内结构的方向性；
  数学： 配极；
  植物学： 极性；
  生物学： 极性；
  电工： 极性；
  石油： 极性；
  胚胎学： 极性；