two-engine-out condition双: two; twin; both; dual发: hair停车: stop; pull up的: 4次方是 The fourth power of 2 i ...飞行: flight; flying; aviate; voya ...下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:双发停车的飞行状态，即可在微信中查询翻译
