| 单词 | grey iron |
| 释义 | Definition of grey iron in English:grey iron(US gray iron) noun
OriginMid 17th century; earliest use found in Dud Dudley (?1600–1684), ironmaster. Definition of grey iron in US English:grey iron(US gray iron) noun
OriginMid 17th century; earliest use found in Dud Dudley (?1600–1684), ironmaster. |
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