两极 liǎngjí

(1) [North and South Poles of the earth]∶地球的南极和北极

(2) [the two poles (of a magnet or an electric battery; bipolar)]∶电极的阴极和阳极或磁极的南极和北极

(3) [two polarities]∶比喻两个极端或两个对立面

两极分化