单词：marsupials
音标：[mɑ:'su:pɪəlz] ；
有袋类
n. mammals of which the females have a pouch (the marsupium) containing the teats where the young are fed and carried
marsupials的用法和样例：
例句
- Like other marsupials, when they are well fed, their tails swell with stored fat.像其他有袋类动物一样，袋獾吃饱后它们的尾巴会变得粗大以此来储存脂肪。
- The information has allowed scientists to confirm the tiger's evolutionary relationship to other marsupials.这份信息能让科学家们确认澳洲虎与其它有袋类动物的进化关系。
单词：marsupials 相关文章
By Phil Mercer Sydney 01 April 2008 Researchers in Australia say a Tasmanian devil called Cedric could hold the key to the survival of the embattled species. The world's largest marsupial carnivore is facing extinction because of a mystery facial can
发表于:2019-01-31 / 阅读(138) / 评论(0)
VOA常速英语2008年（四月）
VOA常速英语2008年（四月）