有两极的英文

• polarity

• 有:    5年 fifteen years
• 两极:    the two poles of the earth; ...
• 有两极的:    bipolar
• 两极:    1.(地球的两极) the two poles of the earth; north and south poles 两极地区 polar regions2.[物理学] (阴阳极) the two poles; both positive and negative electrodes; anode and cathode3.(两个极端; 两个对立面) polarization; division into two opposing extremes4.(分成两极) polarize; produce a polarization of; 两极分化 polarization; 两极关系 bipolar relationship; 两极轨道 polar orbit; 两极化 polarization; 两极性 bipolarity
• 两极的:    amphoteric; bepolar; bipolar; dipolar; double pole; double-stage; two-pole; two-stage

例句与用法

1. It is bipolar ; only when the negative and positive poles are connected will electric current be generated
   像电有两极，一正一负合起来，才能够有电力。
2. The negative power is just like an electric pole that is negatively charged . without a negative pole , the lamp cannot shine
   否定的力量，像电有两极，一个是正极，一个是负极，如果没有负极，灯不会亮。
3. Birds and compasses know north from south because , like a giant bar magnet , the earth ' s magnetic field has two poles that line up closely with the planet ' s axis of rotation
   候鸟与指北针都知道何为北方、何为南方，因为地球就像一条巨型磁铁棒，它的磁场有两极，且这两个地磁的磁场线和地球的自转轴非常接近。