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  1. Oxford Dictionary

    pontoon

    • IPA[pɒnˈtuːn]

    英式

    • n.
      a flat-bottomed boat or hollow metal cylinder used with others to support a temporary bridge or floating landing stage；a bridge or landing stage supported by pontoons.

    • noun: pontoon, plural noun: pontoons

    • 釋義

    名詞

    • 1. a flat-bottomed boat or hollow metal cylinder used with others to support a temporary bridge or floating landing stage a pontoon bridge
    • ▪ a bridge or landing stage supported by pontoons.
    • ▪ each of a pair of floats fitted to an aircraft to enable it to land on water.
    • 2. a large flat-bottomed barge or lighter equipped with cranes and tackle for careening ships and salvage work.