词根词缀：bio-, bi-, -bia, -bial, -bian, -bion, -biont, -bius, -biosis, -bium, -biotic, -biotical

【来源及含义】Greek: life; living, live, alive

【相关描述】Don’t confuse this element with another bi- which means "two".

【相关词根词缀】 Related life, live-word units: anima-; -cole; vita-; viva-.

【同源单词】abiatrophy, abiocoen, abiogenesis, abiogenetic, abiogenetically, abiogenic

词根词缀：epi-, ep-

【来源及含义】Greek: above, over, on, upon; besides; in addition to; toward; among

【相关词根词缀】 Related "above, over, beyond the normal, excessive" word units: hyper-; super-, supra-, sur; ultra-, ult-.

【同源单词】anepigraphous, cotyledon, endoepidermal, ephemeral, epibasal, epibasidium