英语词汇upend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	upend
词根词缀	upend 颠倒即把上端放在末端，上下颠倒。
随便看	preserve preset preside president presidium press pressie pressing press-up pressure pressurize prestidigitation prestidigitator prestige prestigious presto presumably presume presumption presumptive presumptuous presuppose presupposition pre-teen pretence

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。