英语词汇obsolescence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	obsolescence
词根词缀	obsolescence 过时，陈旧来自obsolescent, 过时的，陈旧的。
随便看	savor savory savoy savvy saw saw sawhorse sawmill Saxon saxophone saxophonist say saying scab scabbard scabby scabies scabrous scad scads scaffold scaffolding scalar scald scalding

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