new
polar region的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
the part of the Earth's surface forming a cap over a pole; characterized by frigid climate
polar region的用法和样例：
例句
用作名词 (n.)
- Liquid water could be thawed to form a polar ocean.
液化的水可以融化成极地海洋。 - HF datalink is responsible for new polar routes.
其主要目的就是为了覆盖极地地区。
