词根词缀：podo-, pod-, -poda, -pod, -pode, -podium, -podia, -podial, -podous, -pody
【来源及含义】Greek: foot, feet
【相关词根词缀】 Related "foot, feet" units: melo-; ped-; planta-; -pus.
【同源单词】apod, apodal, arthropod, asthenopodia, atelopodia, bipod
词根词缀：tri-, tre-
【来源及含义】Greek > Latin: a numerical prefix meaning, three, thrice, threefold; triple; a word element for number 3
【相关词根词缀】 Cross references of word families that are related, partially or totally, to: "three, third": terce-; terti-; trigono-; trito-.