Yahoo香港字典 搜尋

  1. plumb line

    • IPA[ˈpləmˌlīn]

    美式

    • n.
      a line with a plumb attached to it, used for finding the depth of water or determining the vertical on an upright surface.
    • noun: plumb line, plural noun: plumb lines

    • 更多解釋
    • IPA[ˈplʌmlʌɪn]

    英式

    • n.
      a line with a plumb attached to it, used for finding the depth of water or determining the ...

    Oxford Dictionary