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单词 dopant
释义

WordReference Random House Unabridged Dictionary of American English © 2024
dop•ant  (dō′pənt),USA pronunciation n. [Electronics.]
  1. Electronicsan impurity added intentionally in a very small, controlled amount to a pure semiconductor to change its electrical properties:Arsenic is a dopant for silicon.
  • dope + -ant 1960–65
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更新时间：2025/11/15 17:00:34