英语词汇retractable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	retractable
词根词缀	Online Etymology Dictionary retractable adj. "capable of being drawn in," 1769; see retract + -able. Meaning "capable of being disowned" is recorded from 1610s. Also sometimes spelled retractible.
随便看	lightening lighter light-fingered light-headed light-hearted lighthouse lighting lightless lightly lightness lightning lights lighttight lightweight light year lig (li, leag, ly) lign lign- ligneous ligni- lignicolous ligniform ligni-, lign- lignin lignite

英语词根词缀词典收录了54763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。