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：terri-

【来源及含义】Latin: frightful, fearful; fear; fright; literally, causing terror

【相关描述】Don't confuse this element with other words that are spelled in a similar way; such as, terrestrial, territory.

【同源单词】bioterror, bioterrorism, bioterrorist, deter, deterrent, deterrently