No crew member shall leave the civil aircraft unless authorized by the pilot-in-command; the pilot-in-command shall be the last to leave the aircraft.是什么意思_No crew member shall leave the civil aircraft unless authorized by the pilot-in-command; the pilot-in-command shall be the last to leave the aircraft.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句