marsupials [mɑ:'su:pɪrlz]

例句:

• Pouches are a peculiarity of marsupials.
  腹袋是有袋动物的特色.
  
• Photoreactivation systems have been found in many organisms from bacteria to marsupials.
  在从细菌到有袋类动物的许许多多有机体中,已经发现光致反应系统.
  
• The wombat and kangaroo are both marsupials in Australia.
  袋熊、袋鼠都是澳大利亚的有袋类动物.
  
• We even see it in tiny marsupials, he explained.
  来自BBC
• They are marsupials of the family Phalangeridae.
  来自BBC
• Evolution apparently repeated itself hundreds of time separately for the marsupials and placental animals.
  来自SA