词根词缀：eu-

【来源及含义】Greek: good, well, normal; happy, pleasing; used as a prefix

【同源单词】aneuploid, aneuploidy, eubiotics, Eucalyptus, eucentric, eucharist

词根词缀：spermo-, sperm-, spermato-, spermat-

【来源及含义】Latin: seed, germ; pertaining to semen

【同源单词】angiosperm, eucalyptol, gymnosperm, monospermous, polyspermy, spermal