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  1. Oxford American Dictionary

    echogram

    • IPA[ˈekōˌɡram]

    美式

    • n.
      a recording of depth or distance under water made by an echo sounder.

    • noun: echogram, plural noun: echograms

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    echogram

    • IPA[ˈɛkəʊɡram]

    英式

    • n.
      a recording of depth or distance under water made by an echo sounder.

    Oxford Dictionary