cis·co /ˈsɪs(ˌ)ko/
  魚曹白魚之類
  Cis·co n. Zool. The Lake herring (Coregonus Artedi), valuable food fish of the Great Lakes of North America. The name is also applied to Coregonus Hoyi, a related species of Lake Michigan.
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  cisco
       n 1: cold-water fish caught in Lake Superior and northward [syn:
            lake herring]
       2: important food fish of cold deep lakes of North America
          [syn: lake herring, Coregonus artedi]
       [also: ciscoes (pl)]