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单词 sensor
释义

sensor

noun
/ˈsensə(r)/
/ˈsensər/
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  1. a device that can react to light, heat, pressure, etc. in order to make a machine, etc. do something or show something
    • security lights with an infrared sensor (= that come on when a person is near them)
    Topics Engineeringb2
    Oxford Collocations DictionarySensor is used after these nouns:
    • motion
    • pressure
    • temperature
    See full entry
    Word Origin1950s: from sensory, on the pattern of motor.
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更新时间:2024/12/23 11:17:59