| 单词 | service ceiling |
| 释义 | service ceiling (once / 1313257 pages) n WORD FAMILY service ceiling n altitude above which a plane cannot climb faster than a given rate Syn|Hyper combat ceiling ceiling maximum altitude at which a plane can fly (under specified conditions) |
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英语词典包含147318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。