marsupial [mɑ:rˈsu:piəl]

例句:

• Koala is an arboreal Australian marsupial.
  考拉是一种澳大利亚树栖有袋动物。
  
• The marsupial animals have no corpus callosum.
  来自SA
• The koala is a nocturnal, tree dwelling marsupial mammal.
  考拉属喜夜间活动的 、 居于树上的有袋类哺乳动物.
  
• The marsupial has been in decline for decades due to urban sprawl from car accidentsdog attacks.
  这种有袋动物其数量在过去几十年间逐渐减少,主要原因是城市的扩张、车祸和狗的袭击.
  
• The megafauna included three-metre tall giant kangaroos and marsupial lions, as well as giant birds and reptiles.
  来自BBC
• Its features clearly set it apart from marsupial mammals, which adopt a very different reproductive strategy.
  来自BBC