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exhaust air duct /ɛɡzˈɔːst ˈeə ˈdʌkt/ n

中文：排气管道

中文 · 排气管道Español · conducto de aire viciadoFrançais · gaine d’air vicié
Meaning：Conduit usually connected to a central ventilating station, which evacuates polluted or smoky air through openings along the tunnel.
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Road tunnel

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