doubtful的词源

英文词源

doubtful (adj.)

late 14c., from doubt (n.) + -ful. Related: Doubtfully; doubtfulness.

中文词源

doubtful：主动意义)

词根词缀： doubt怀疑 + -ful形容词词尾,充满

该词的英语词源请访问趣词词源英文版：doubtful 词源，doubtful 含义。