英语词汇covalent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	covalent
词根词缀	covalent 等价的 co-, 表强调；-val, 力量，价值，词源同value, valiant.
随便看	start startle startling starvation starve stash stasis state state statecraft stateless stately statement state of the art stateroom state's evidence stateside statesman statesmanlike statesmanship static statics statin station stationary

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。