To protect the whale from the cold of the Arctic seas, na-ture has provided it with a thick covering of fat called blubber.

 
  • 大量的动物油是从鲸鱼身上得来的。鲸鱼是海里的庞然大物,是世界上现有动物中最大的一种。
今日热词
目录 附录 查词历史