英语词汇weaken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	weaken
词根词缀	Online Etymology Dictionary weaken v. late 14c., "to become feeble," from weak + -en(1). Transitive sense from 1560s. Related: Weakened; weakening.
随便看	colectomy coleo- coleoptera coleslaw coli coli- colic coliform Colin -coline coliseum colitis coll coll- -coll collaborate collaboration collaborator collage collagen collapsable collapse collapsible collar collarbone

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