词根词缀：ecto-, ect-

【来源及含义】Greek: outside, external, beyond

【同源单词】ectobiology, ectoblast, ectocardia, ectocytic, ectoderm, ectodermal

词根词缀：plasmo-, plasm-, plast- plasma-, plasmato-, -plasmat-, -plasia, -plasis, -plasm, -plasmatic, -plasmic, -plast, -plastic, -plasy, -plasty

【来源及含义】Greek: made, molded, formed

【同源单词】abdominoplasty, anaplasty, aplasia, aplastic, arterioplasty, arthrodysplasia