(1) 1)(地球的南或北)极 (north or south end of the Earth's axis) [C]： the North/South P～南/北极; 2) (磁铁的南或北)极 (either of the opposite ends of a magnet) [C]： The opposite～s of magnets attract each other. 磁铁的两极互相吸引。3) (电池的正或负)极 (either of the opposite terminals of an electric battery) [C]： the positive/negative～正/负极;

(2)任何相反的两个原则等中的一个(either of the two completely different principles， etc) [C](fig)： Their points of view/opinions on tht subject are at opposite～s. 他们的观点/对于那个问题的看法完全相反。

be poles apart (观点，看法等)截然相反，相去甚远： The two candidates are～s apart on many of the issues. 在许多问题上两位候选人的观点截然相反。

→′polar adj 南(北)极的;正(负)极的;磁极的;正反对的;po′larity n 极性(化);正相反;′polarize，-se vt 使两极化;′polari′zation， -′sation n两极化;′pole-star n 北极星