词根词缀：hedono-, hedon-, -hedonia, -hedonic

【来源及含义】Greek: pleasure, joy, and being happy

【同源单词】anhedonia, anhedonic, hedonic, hedonical, hedonics, hedonism

词根词缀：-ics

【来源及含义】Greek: a suffix that forms nouns and is usually used to form names of arts and sciences

【同源单词】acoustics, acoustoelectronics, acousto-optic, actinogenics, actinotherapeutics, actinotherapy