| 单词 | air-pit |
| 释义 | Definition of air-pit in English:air-pitnoun Mining rare
OriginEarly 18th century; earliest use found in Thomas Robinson (d. 1719), natural philosopher. Definition of air-pit in US English:air-pitnoun Mining rare
OriginEarly 18th century; earliest use found in Thomas Robinson (d. 1719), natural philosopher. |
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