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  1. boundary

    • IPA[ˈbaʊnd(ə)ri]

    英式

    • n.
      a line which marks the limits of an area; a dividing line;a limit of something abstract, especially a subject or sphere of activity
    • noun: boundary, plural noun: boundaries

    • 釋義
    • 相關詞

    名詞

    • n.
      a person employed to maintain the outer fences of a cattle or sheep station.

    Oxford Dictionary

    • n.
      a layer of more or less stationary fluid (such as water or air) immediately surrounding an ...

    Oxford Dictionary

    • n.
      an umpire on the boundary line who signals when the ball is out and throws it back in to ...

    Oxford Dictionary

    • n.
      a condition that is required to be satisfied at all or part of the boundary of a region in ...

    Oxford American Dictionary

    • n.
      a layer of more or less stationary fluid (such as water or air) immediately surrounding an ...

    Oxford American Dictionary

    • n.
      a condition that is required to be satisfied at all or part of the boundary of a region in ...

    Oxford Dictionary

    • ph.
      a region in northeast Minnesota, along the Ontario border, known as a canoeing wilderness.

    Oxford American Dictionary

    • n.
      a value specified by a boundary condition.

    Oxford Dictionary

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    • IPA[ˈbound(ə)rē]

    美式

    • n.
      a line that marks the limits of an area; a dividing line: the eastern boundary of the wilderness the boundary between the US and Canada

    Oxford American Dictionary