air road
noun
1 Mining a ventilation passage for a mine; = airway (now rare ).
2A route taken through the air.
Origin
Mid 19th century; earliest use found in The Mechanics' Magazine.
| 单词 | air road |
| 释义 | air roadnoun 1 Mining a ventilation passage for a mine; = airway (now rare ). 2A route taken through the air. Origin |
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