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单词 semiconductor
释义

WordReference Random House Learner's Dictionary of American English © 2024
sem•i•con•duc•tor /ˈsɛmikənˌdʌktɚ, ˈsɛmaɪ-/USA pronunciation   n. [countable]
  1. Electronicsa substance, such as silicon, that can conduct electricity with less efficiency than a true conductor.
  2. Electronicsa basic electronic part using such a substance, used in communications equipment and in computers.

WordReference Random House Unabridged Dictionary of American English © 2024
sem•i•con•duc•tor  (sem′ē kən duktər, sem′ī-),USA pronunciation n. 
  1. Electronicsa substance, as silicon or germanium, with electrical conductivity intermediate between that of an insulator and a conductor: a basic component of various kinds of electronic circuit element (semiconductor device′) used in communications, control, and detection technology and in computers.
  2. Electronicsa semiconductor device.
  • semi- + conductor 1875–80

Collins Concise English Dictionary © HarperCollins Publishers::
semiconductor /ˌsɛmɪkənˈdʌktə/ n
  1. a substance, such as germanium or silicon, that has an electrical conductivity that increases with temperature and is intermediate between that of a metal and an insulator
  2. a device, such as a transistor or integrated circuit, that depends on the properties of such a substance
  3. (as modifier): a semiconductor diode
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