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词汇 sensor
释义

sensor

noun
/ˈsensə(r)/
/ˈsensər/
  1. a device that can react to light, heat, pressure, etc. in order to make a machine, etc. do something or show something(探测光、热、压力等的)传感器,敏感元件
    • security lights with an infrared sensor (= that come on when a person is near them)带红外线传感器的保安灯
    Topics Engineeringb2
    Collocations DictionarySensor is used after these nouns:
    • motion
    • pressure
    • temperature
    词源1950s: from sensory, on the pattern of motor.
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