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单词 sensor
释义

WordReference Random House Learner's Dictionary of American English © 2024
sen•sor /ˈsɛnsɔr, -sɚ/USA pronunciation   n. [countable]
  1. a mechanical device that is sensitive to light, temperature, etc., and transmits a signal to a measuring or control instrument:Sensors indicate a ship on a course that will intercept ours.
See -sens-.
WordReference Random House Unabridged Dictionary of American English © 2024
sen•sor  (sensôr, -sər),USA pronunciation n. 
  1. a mechanical device sensitive to light, temperature, radiation level, or the like, that transmits a signal to a measuring or control instrument.
  2. a sense organ.
  • sense + -or2 1925–30

Collins Concise English Dictionary © HarperCollins Publishers::
sensor /ˈsɛnsə/ n
  1. anything, such as a photoelectric cell, that receives a signal or stimulus and responds to it
Etymology: 19th Century: from Latin sēnsus perceived, from sentīre to observe
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