词根：-log-
【词根含义】：说话,推理,计算
【词根来源】：-log-来源于希腊语logos, ou, o(说话,推理,计算)和logistikos(精于计算的,精于推理的)。
【同源单词】：analog, analogous, analogy, apologize, apology
前缀：tri-
【词根含义】：三
【同源单词】：triangle, triangular, triceratops, trilingual, trilogy
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-.