亚洲网紅露点

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View synonyms for

air shaft

noun

  2. Mining. a ventilating shaft.

air shaft

noun

  1. a shaft for ventilation, esp in a mine or tunnel
鈥淐ollins English Dictionary 鈥 Complete & Unabridged鈥 2012 Digital Edition 漏 William Collins Sons & Co. Ltd. 1979, 1986 漏 HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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亚洲网紅露点 History and Origins

Origin of air shaft1

First recorded in 1685鈥95

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