| 单词 | emerald nickel | 
| 释义 | > as lemmasemerald nickel   emerald nickel  n. Mineralogy a native hydrocarbonate of nickel. ΚΠ 1848    Amer. Jrnl. Sc. 2nd Ser. 6 248  				Emerald Nickel from Texas. < as lemmas | 
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