ro·ble /ˈro(ˌ)ble/
  美國西部產的白橡樹
  Ro·ble n.  Bot. The California white oak (Quercus lobata).
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  roble
       n 1: large tree of Trinidad and Guyana having odd-pinnate leaves
            and violet-scented axillary racemes of yellow flowers
            and long smooth pods; grown as a specimen in parks and
            large gardens [syn: Platymiscium trinitatis]
       2: tall graceful deciduous California oak having leathery
          leaves and slender pointed acorns [syn: California white
          oak, valley oak, valley white oak, Quercus lobata]