Avon
  英國中部一河
  Avon
       n 1: a river in southwestern England rising in Gloucestershire
            and flowing through Bristol to empty into the estuary of
            the Severn [syn: River Avon]
       2: a river in central England that flows through
          Stratford-on-Avon and empties into the Severn [syn: River
          Avon, Upper Avon, Upper Avon River]
       3: a county in southwestern England