英语词汇obsolescent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	obsolescent
词根词缀	Online Etymology Dictionary obsolescent adj. 1755, from Latin obsolescentum (nominative obsolescens), present participle of obsolescere "fall into disuse" (see obsolete).
随便看	deci- deci decibel decidable decide decided deciduous decigram decile decilitre decimal decimalism decimate decimation decimeter decimetre decipher decision decisive deck -decker deckhand deckle declaim declamation

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