two

bi-, bin-
前缀含义:two; twice; doubly;
助记词:bicycle;
同缀词:biannual,biennial,bigamy,bilateral,binocular,biplane,bisexual

di-
前缀含义:twice, two;
助记词:digamy;di(two,twice)+gamy(婚姻,结婚)→第二次结婚→再婚
同缀词:diarchy,digraph,dilemma,dioxide,divalent

duo-
前缀含义:two;
助记词:[图片上传中...(850-maroon-diploma-large.jpg-575776-1514418321207-0)]
duologue;duo(two)+logue(talk)→两个人说话→对话,对白
同缀词:duodecimal,duotone,

dipl(o)-
前缀含义:double;
助记词:diploma;diplo(double)+ma→双层的→叠成双层的证件→学位证书,文书
同缀词:diplococcus,diplophonic,diplopia

two_第1张图片
850-maroon-diploma-large.jpg

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