polar

柯林斯词典

1. ADJ Polar means near the North or South Poles. 极地的[ADJ n]
...the rigours of life in the polar regions. …极地的艰苦生活。
There was a period of excessive warmth which melted some of the polar ice. 有段时期温度过高，融化了极地的部分冰层。
2. ADJ Polar is used to describe things that are completely opposite in character, quality, or type. (性格、质量或类型) 正好相反的[正式] [ADJ n]
The nomads' lifestyle was the polar opposite of collectivization. 游牧民的生活方式同集体化的生活方式刚好相反。