| 单词 | vapour trail |
| 释义 | vapour trailnouna visible trail left by an aircraft flying at high altitude or through supercold air, caused by the deposition of water vapour in the engine exhaust as minute ice crystalsAlso called: condensation trail, contrail Words nearby vapour trailvapour, vapour density, vapourer moth, vapour lock, vapour pressure, vapour trail, vaquero, Vaquez disease, Var, vara, varactor Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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