lag·an /ˈlægən/
  系浮標投海的貨物
  Li·gan n.  Law Goods sunk in the sea, with a buoy attached in order that they may be found again. See Jetsam and Flotsam. [Written also lagan.]
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  lagan
       n : goods (or wreckage) on the sea bed that is attached to a
           buoy so that it can be recovered [syn: lagend, ligan]