polarize
polarise, / ˈpəuləraɪz; `poləˌraɪz/ v
1 [Tn] (physics 物) cause (light-waves, etc) to vibrate in a single direction or plane 使（光波等）偏振.
2 [Tn] give magnetic polarity to (a body) 使（物体）极化; 使有极性.
3 [I, Ipr, Tn, Tn.pr]
~ (sth/sb) (into sth) (cause people, views, etc to) form into two groups which conflict with or are completely opposite to each other （使人、 观点等）两极分化, 相冲突, 截然相反
Public opinion has polarized on this issue. 在这个问题上公众的意见已两极分化.
an issue which has polarized public opinion 使舆论两极分化的问题.