资料来源 : pyDict

两极

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Dipolar \Di*po"lar\, a. [Pre. di- + polar. Cf. {Bipolar}.]
   Having two poles, as a magnetic bar.

资料来源 : WordNet®

dipolar
     adj : having equal and opposite electric charges or magnetic poles
           having opposite signs and separated by a small distance