第三人稱復數：polar bears
polar bear基本解釋
名詞北極熊
polar bear網絡解釋
1. 冬泳者：705 plunge into water 跳入水中 | 706 polarbear 冬泳者 | 707 pool 游泳池
2. 北極熊(格陵蘭等地區)：Brown Bear 棕熊(亞歐及北美) | PolarBear 北極熊(格陵蘭等地區) | Sloth Bear 懶熊(南亞)
polar bear詞典解釋
1. 北極熊
A polar bear is a large white bear which is found near the North Pole.
polar bear英英釋義
noun
1. white bear of Arctic regions
Synonym: ice bearUrsus MaritimusThalarctos maritimus