| 释义 |
磁极cíjí磁体上磁性最强的部分。任何磁体总有成对出现的两个磁极。条形、针形磁体的磁极在两端,磁针指北的一端叫北极,指南的一端叫南极。{magnetic pole; either of the two ends of a magnet where the magnetic force is the strongest, such as both ends of a strip or needle-shaped magnet, known as the north and south poles respectively} |