a change in a process or situation, usually when it gets worse for a short time before it gets better; a temporary problem 變故；暫時性問題 a temporary blip 暫時的麻煩
a short high sound made by an electronic device （電子裝置發出的）短促尖聲 a small flashing point of light on a radar screen, representing an object 目標標志（雷達屏幕上代表目標的光點）
Word Originlate 19th cent. (denoting a sudden rap or tap): imitative; the noun sense ‘unexpected deviation’ dates from the 1970s.