词根词缀：dis-, di-, dif-

【来源及含义】Latin: separation, apart, asunder; removal, away, from; negation, deprivation, undoing, reversal, utterly, completely; in different directions

【相关描述】The meaning of dis- varies with different words; dif-, assimilated form of dis- before f; di-, form of dis- before b, d, g, l, m, n, r, and v.

【同源单词】diffect, differ, difference, different, differentia, differential

词根词缀：spec-, spic-, spect-, spectat-, spectro- -spectr, -spectful, -spection, -spective

【来源及含义】Latin: to see, seeing; to look at, looking at; sight, to appear, appearing; to behold, to examine, examining

【相关词根词缀】 Cross references of word families that are related directly, or indirectly, to: "appear, visible, visual, manifest, show, see, reveal, look": blep-; delo-; demonstra-; opt-; -orama; pare-; phanero-; phant-; pheno-; scopo-; vela-, veal-; video-, visuo-.

【同源单词】Ab alio expectes, alcohol fetopathy, allopatric speciation, aspect, audiospectography, auspex