?正常运行速度
... normal-speed screen 正常衰减屏 normal engine speed 正常机速 ; 正常发动机速率 normal operating speed 正常运行速度 ...
正常飞行限制速度
Southeastern trains said it would be operating a Saturday timetable service on mainline, metro and high-speed routes on Tuesday, with a normal weekday service for Thameslink trains run via Blackfriars.
BBC: Traffic jam
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。