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	词源： tack with a broad, flat head which may be driven by pressure from the thumb, 1884, from thumb + tack.
随便看	symphony symposium symptom syn- synaesthesia synagogue synapse sync synchronic synchronism synchronize synchronous synclinal syncopation syncope syncretism syndic syndicalism syndicate syndrome syne synecdoche synergic synergism synergy

英语词根词缀词典收录了31503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。