Captains with similar flying experience on narrow bodied aircraft (B737, MD80, etc) may be offered tenure as First Officer prior to transitioning to Captain, upon successful completion of appraisal.是什么意思_Captains with similar flying experience on narrow bodied aircraft (B737, MD80, etc) may be offered tenure as First Officer prior to transitioning to Captain, upon successful completion of appraisal.在线翻译_英语_读音_用法_例句