ore 
(ôr)
(ôr)n.
A mineral or an aggregate of minerals from which a valuable constituent, especially a metal, can be profitably mined or extracted.
[Middle English, from Old English ōra and from Old English ār, brass, copper, bronze.]
| 单词 | ore |
| 释义 | ore (ôr)n. A mineral or an aggregate of minerals from which a valuable constituent, especially a metal, can be profitably mined or extracted. [Middle English, from Old English ōra and from Old English ār, brass, copper, bronze.] |
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