sa·van·na /səˈvænə/
 大草原


 Sa·van·na n.  A tract of level land covered with the vegetable growth usually found in a damp soil and warm climate, -- as grass or reeds, -- but destitute of trees. [Spelt also savannah.]
    Savannahs are clear pieces of land without woods.   --Dampier.
 Savanna flower Bot., a West Indian name for several climbing apocyneous plants of the genus Echites.
 Savanna sparrow Zool., an American sparrow (Ammodramus sandwichensis or Passerculus savanna) of which several varieties are found on grassy plains from Alaska to the Eastern United States.
 Savanna wattle Bot., a name of two West Indian trees of the genus Citharexylum.

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 savanna
      n : a flat grassland in tropical or subtropical regions [syn: savannah]