| 单词 | safety lamp |
| 释义 | safety lamp From Longman Dictionary of Contemporary EnglishIndustrysafety lampˈsafety lamp noun [countable]TIa special lamp used by miners, with a flame which will not make underground gases explodeExamples from the Corpussafety lamp• He used Stephenson's double gauze safety lamp up until the 1940s, and quoted to me the number of permitted gauze apertures.• Wood assisted Stephenson in the development of his safety lamp, which was first tested in 1815. |
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