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单词 davy lamp
释义

WordReference Random House Unabridged Dictionary of American English © 2024
Davy lamp′, 
  1. Mininga safety lamp formerly used by miners.
  • named after Sir H. Davy 1810–20

Collins Concise English Dictionary © HarperCollins Publishers::
Davy lamp n
  1. See safety lamp
Etymology: 19th Century: named after Sir Humphry Davy, who invented it
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