() included or allowed because of your job, position or rank出于工作（或地位、职衔）的；（由于工作、地位、职衔而成为）当然的◆an ex officio member of the committee委员会的当然委员▸ˌex ofˈficio
adverb
◆He was present at the meeting ex officio.他出于职务需要出席了会议。ⓘ Ex officio is a Latin phrase.ex officio 是拉丁语短语。