blip

blip
noun
  1. an unexpected, minor, and typically temporary deviation from a general trend
    (大趋势中突然出现的)短暂偏差
    the Chancellor dismissed rising inflation as a temporary blip.
    财政大臣认为通货膨胀的加剧只是暂时现象,不必多虑。
  2. a very short high-pitched sound made by an electronic device
    (电子装置发出的)尖锐而短促的声音,哔哔声
    ■a small flashing point of light on a radar screen representing an object, often accompanied by such a sound
    (雷达屏幕上显示跟踪目标常伴有哔哔声的)光点
(blipped, blipping)
  1. [noobj.](of an electronic device) make a very short high-pitched sound or succession of sounds
    (电子装置)发哔哔声
  2. [with obj.]open (the throttle of a motor vehicle) momentarily
    短暂地打开(机动车的油门)
语源
  1. late 19th cent. (denoting a sudden rap or tap): imitative; the noun sense 'unexpected deviation' dates from the 1970s
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