ab·orig·i·nal /ˌæbəˈrɪʤənḷ/ 形容詞
  原始的, 土著的
  ab·orig·i·nal /ˌæbəˈrɪʤənḷ/ 名詞
  土著居民, 土生生物
  Ab·o·rig·i·nal a.
  1. First; original; indigenous; primitive; native; as, the aboriginal tribes of America. “Mantled o'er with aboriginal turf.”
  2. Of or pertaining to aborigines; as, a Hindu of aboriginal blood.
  Ab·o·rig·i·nal, n.
  1. An original inhabitant of any land; one of the aborigines.
  2. An animal or a plant native to the region.
     It may well be doubted whether this frog is an aboriginal of these islands.   --Darwin.
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  aboriginal
       adj 1: being or composed of people inhabiting a region from the
              beginning; "native Americans"; "the aboriginal peoples
              of Australia" [syn: native] [ant: nonnative]
       2: having existed from the beginning; in an earliest or
          original stage or state; "aboriginal forests"; "primal
          eras before the appearance of life on earth"; "the forest
          primeval"; "primordial matter"; "primordial forms of life"
          [syn: primal, primeval, primaeval, primordial]
       n : a dark-skinned member of a race of people living in
           Australia when Europeans arrived [syn: Aborigine, Abo,
            native Australian, Australian Aborigine]