polar bear

漢語翻譯

英文解釋：

名詞 polar bear:

1. white bear of arctic regions
   同義詞：ice bear, Ursus Maritimus, Thalarctos maritimus

例句：

1. Although they can swim, the polar bears are terrestrial animals.
   北極熊雖然會游泳，但也是陸棲動物。
2. In spite of vigilance a polar bear escape from the zoo.
   儘管警戒很嚴，北極熊還是逃出了動物園。