词根词缀：ampho-, amph-, amphi-

【来源及含义】Greek: around, about, both, on both sides of, both kinds

【相关词根词缀】 Related "around, round, surrounding" units: ambi-; circ-; circum-; cyclo-, -cycle; gyro-; peri-.

【同源单词】amphanthium, amphiarthrodial, amphiarthrosis, amphiaster, amphiatlantic, Amphibia

词根词缀：theco-, thec-, the-, theca-, theci-, -thecial, -thecae, -thecas, -thecium, -theca, -thec, -thecal, -thecial, -thecae, -thecas, -thecs, -tecs

【来源及含义】Greek > Latin: case, capsule, sheath, container, receptacle [also: a placing, a setting, a putting]; "a place where" something is kept

【同源单词】amphithecium, apothecary, apothecium, athetize, athetoid, athetosis