94生活常识网有道词典

polarities

P 开头单词

基本解释

  • n.极性；磁性引力；两极

同根派生

     

英汉例句

    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。