bass·wood /ˈbæsˌwʊd/
  椴木
  Bass·wood n. Bot. The bass (Tilia) or its wood; especially, Tilia Americana. See Bass, the lime tree.
  All the bowls were made of basswood,
  White and polished very smoothly.   --Longfellow.
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  basswood
       n 1: soft light-colored wood of any of various linden trees; used
            in making crates and boxes and in carving and millwork
            [syn: linden]
       2: any of various deciduous trees of the genus Tilia with
          heart-shaped leaves and drooping cymose clusters of
          yellowish often fragrant flowers; several yield valuable
          timber [syn: linden, linden tree, lime, lime tree]