词根词缀：ptomato-, ptomat-, pto-, -ptosia, -ptosis, -ptoma, -ptot-

【来源及含义】Greek: fall, a falling down of an organ; drooping, sagging; corpse

【同源单词】apoptosis, asymptomatic, asymptote, asymptotic, asymptotical, blepharoptosis

词根词缀：urin-, urino-, uric-, urico-, uri-, -uria, -urea, -ure

【来源及含义】Latin: water, rain, wet

【同源单词】acetonuria, achromaturia, acidaminuria, aciduria, acraturesis, adiposuria