英语词汇jackhammer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	jackhammer
词根词缀	Online Etymology Dictionary jackhammer n. also jack hammer, 1903, from jack, n. + hammer, n.. As a verb by 1965.
随便看	also-, als- also-ran -alt- alt alt- Altaic Altair altar altarage alter alter- alterable alter, altern, ali alteration altercate altercation alter ego -altering alternate alternately alternating alternation alternative alternator alterni-

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