| 单词 | black tin |
| 释义 | Definition of black tin in English:black tinnoun Mining
OriginEarly 17th century; earliest use found in Richard Carew (1555–1620), antiquary and poet. Definition of black tin in US English:black tinnoun Mining
OriginEarly 17th century; earliest use found in Richard Carew (1555–1620), antiquary and poet. |
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