英语词汇polystyrene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	polystyrene
词根词缀	Online Etymology Dictionary polystyrene n. 1922, so called because it is a polymer of styrene.
随便看	commendation commensal commensalism commensurable commensurate commensuration comment commentary commentate commentator commerce commercial commercialism commercialization commercialize commingle comminute commiserate commiseration commissar commissariat commissary commission -commissioned commissioner

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