词根词缀：digit-, digiti-
【来源及含义】Latin: finger, toe; from Greek daktylos
【相关词根词缀】 Cross references directly, or indirectly, involving the "toes" and "fingers": dactylo-; hallu-; phalang-.
【同源单词】bidigitate, binary digit, digit, digital, digital arteries, digital audio
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-.