redouble的词源

英文词源

redouble (v.)

mid-15c., "double again, multiply" (trans.), from Middle French redoubler, from Old French re- "again" (see re-) + doubler "to double" (see double (v.)). Meaning "become twice as much" (intrans.) is from late 15c. Related: Redoubled; redoubling.

中文词源

redouble：加倍，加强

re-,再，重新，double,加倍。

该词的英语词源请访问找单词词源英文版：redouble 词源，redouble 含义。