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
词根词缀:ortho-, orth-
【来源及含义】Greek: right, straight, correct, true; designed to correct
【同源单词】anorthographic, anorthography, anorthopia, anorthosis, diorthosis, orthergasia