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:orches-
【来源及含义】Greek: dance, pertaining to dancing
【同源单词】orchesograph, orchesography, orchestic, orchestics, orchestra, orchestral