英语词汇“speculum metal”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	speculum metal
释义	WordReference Random House Unabridged Dictionary of American English © 2024 spec′ulum met′al, Metallurgyany of several bronze alloys with a high tin content, often containing other materials, as silver, brass, lead, zinc, or arsenic, used for making mirrors and reflectors. Also called speculum, spec′ulum al′loy. 1790–1800
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