交通运输工程
改航线
Controllers have pop-up windows with various choices of standard messages for altitude changes, frequency changes and some re-routings.
WSJ: Texting While Flying: Help for Pilots
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。