Yahoo香港字典 搜尋

  1. danger signal

    • n.
      a railway signal indicating that the line is not clear and instructing the driver to halt.;an indication that a bad or dangerous situation is likely to develop
    • noun: danger signal, plural noun: danger signals

    • 釋義

    名詞

    • 1. a railway signal indicating that the line is not clear and instructing the driver to halt.
    • 2. an indication that a bad or dangerous situation is likely to develop a rise in tobacco use by teenagers is a danger signal
    • 更多解釋
    • n.
      a railway signal indicating that the line is not clear and instructing the driver to halt.

    Oxford American Dictionary