2ADJ [ADJ n](在性质、类型等方面)完全相反的,截然对立的Polar is used to describe things which are completely opposite in character, quality, or type. (在性质、类型等方面)完全相反的,截然对立的 [formal]
In many ways, Brett and Bernard are polar opposites.
在许多方面,布雷特和伯纳德截然不同。
...economists at polar ends of the politico-economic spectrum.