英语词汇staff officer的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	staff officer
词根词缀	staff officer 参谋 staff, 军事参谋；officer, 官员。
随便看	portable portage Porta-john Portakabin portal portcullis portend portent portentous porter portfolio porthole portico portion portly portmanteau portrait portray Portugal Portuguese posada pose pose poser poseur

英语词根词缀词典收录了25228条英语词根词缀词条，基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析，是记忆英语词汇的必备工具。