非全速急刹车
全速前进突转全速后退 ; 全速正车急转全速倒车
全速倒车急转全速正车 ; 全速后退突转全速前进
The NTSB said other factors leading to the crash included the pilot's inability to perform a crucial flight maneuver known as autorotation after he ran out of fuel.
CNN: Pilot texting a factor in deadly copter crash
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。