polarities
基本解釋
- n.極性；磁性引力；兩極
英漢例句
- Polarity is inherent in a magnet.
極性是磁鉄的固有性質(zhì)。 - Note the polarity of the voltage drop across R.
注意R上電壓降的極性。 - The hydrophobicity is related to molecular volume and polarity.
分子的疏水性跟分子的躰積和極性有關。 - The field is strongest at the poles, diminishes at the equator, and differs in polarity from the Northern to the Southern Hemisphere.
南北兩極的磁場最強，赤道上磁場較爲微弱，而各地的磁性也會因緯度而改變。 - He got the polarity of the battery reversed.
他把電池兩極弄反了。