英语词汇thumbtack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	thumbtack
词根词缀	Online Etymology Dictionary thumbtack n. tack with a broad, flat head which may be driven by pressure from the thumb, 1884, from thumb, n. + tack, n.1.
随便看	combination combine combo combust combustible combustion com- [co-, cog-, col-, con-, cor-] com, con com-, con- come comeback comedian comedic comedienne comedo comedy comely comer comestible comet cometh comeuppance comfit comfort comfortable

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。