hump·back /-ˌbæk, ||ˈbæk/
 駝背,座頭鯨,小□魚


 hump·back /-ˌbæk, , ˈbæk/ 名詞
 脊柱後凸,駝背


 Hump·back n.
 1. A crooked back; a humped back.
 2. A humpbacked person; a hunchback.
 3. Zool. (a) Any whale of the genus Megaptera, characterized by a hump or bunch on the back. Several species are known. The most common ones in the North Atlantic are Megaptera longimana of Europe, and Megaptera osphyia of America; that of the California coasts is Megaptera versabilis. (b) A small salmon (Oncorhynchus gorbuscha), of the northwest coast of America; the humpbacked salmon.

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 humpback
      n 1: an abnormal backward curve to the vertebral column [syn: kyphosis,
            hunchback]
      2: a person whose back is hunched because of abnormal curvature
         of the upper spine [syn: hunchback, crookback]
      3: large whalebone whale with long flippers noted for arching
         or humping its back as it dives [syn: humpback whale, {Megaptera
         novaeangliae]