flight lighting system机: machine; engine明: bright; brilliant; light系统: system机上照明灯泡: flight-light lambulb电照明系统: electric light system; electric lighting system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:机上照明系统，即可在微信中查询翻译
