polarities

基本解釋

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(guān)。
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(chǎng)最強(qiáng)，赤道上磁場(chǎng)較爲(wèi)微弱，而各地的磁性也會(huì)因緯度而改變。
He got the polarity of the battery reversed.
他把電池兩極弄反了。