| 单词 | service ceiling |
| 释义 | service ceilingnounthe height above sea level, measured under standard conditions, at which the rate of climb of an aircraft has fallen to a specified amountCompare absolute ceiling Words nearby service ceilingservice area, serviceberry, service book, service break, service cap, service ceiling, service center, service charge, service clasp, service club, service contract 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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