英语词汇observative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	observative
词根词缀	Online Etymology Dictionary observative adj. 1610s, from Latin observat-, past participle stem of observare (see observe) + -ive.
随便看	luc, lum, lun, lus, lust luc, lust luc(lux, lus), lust, lustr luco-, luc-, luci-, lux, -lucence, -lucent lucr- lucrative lucre Lucretia luct luct- lucubrate lucubration Lucy Luddite lude ludic ludicro- ludicrous lud-, ludi-, lus- lud, lus Ludwig lue- luff Luftwaffe lug

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