| 单词 | service ceiling |
| 释义 | Word Frequency service ceilingnoun the height above sea level, measured under standard conditions, at which the rate of climb of an aircraft has fallen to a specified amount Compare absolute ceiling |
| 随便看 |
英语词典包含233703条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。