| 单词 | red manganese |
| 释义 | Definition of red manganese in English:red manganese(also red manganese ore) noun rare
OriginLate 18th century. Originally after Swedish röd magnesia. Definition of red manganese in US English:red manganese(also red manganese ore) noun rare
OriginLate 18th century. Originally after Swedish röd magnesia. |
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