har·poon /hɑrˈpun/
  魚叉(vt.)用魚叉叉,用魚叉捕獲
  har·poon /hɑrˈpun/ 名詞
  組織針
  Har·poon n.  A spear or javelin used to strike and kill large fish, as whales; a harping iron.  It consists of a long shank, with a broad, flat, triangular head, sharpened at both edges, and is thrown by hand, or discharged from a gun.
  Harpoon fork, a kind of hayfork, consisting of a bar with hinged barbs at one end and a loop for a rope at the other end, used for lifting hay from the load by horse power.
  Harpoon gun, a gun used in the whale fishery for shooting the harpoon into a whale.
  Har·poon, v. t. [imp. & p. p. Harpooned p. pr. & vb. n. Harpooning.] To strike, catch, or kill with a harpoon.
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  harpoon
       n : a spear with a shaft and barbed point for throwing; used for
           catching large fish or whales; a strong line is attached
           to it
       v : spear with a harpoon; "harpoon whales"