单词 | ruby spinel |
释义 | ruby spinel in British Englishnoun a red transparent variety of spinel, used as a gemstone ruby spinel in American Englishnoun Mineralogy a deep red, transparent variety of spinel, used as a gem Also called: spinel ruby Word origin [1830–40]This word is first recorded in the period 1830–40. Other words that entered Englishat around the same time include: ante, paraffin, rococo, showcase, walkoverImage of |
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