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  1. plummet

    • IPA[ˈpləmət]

    美式

    • v.
      fall or drop straight down at high speed;decrease rapidly in value or amount
    • n.
      a steep and rapid fall or drop;a plumb or plumb line.
    • noun: plummet, plural noun: plummets

    • 釋義

    動詞

    名詞

    • 1. a steep and rapid fall or drop the bird has a circular display flight followed by an earthward plummet
    • 2. a plumb or plumb line.
    • 更多解釋
    • IPA[ˈplʌmɪt]

    英式

    • v.
      fall or drop straight down at high speed: a climber was killed when he plummeted 300 feet down an icy gully
    • n.
      a steep and rapid fall or drop: the bird has a circular display flight followed by an earthward plummet

    Oxford Dictionary

  2. 知識+