upstream的词源

英文词源

upstream (adv.)youdaoicibaDictYouDict
also up-stream, 1680s, from up (adv.) + stream (n.). As an adjective from 1838.

中文词源

upstream:在上游的,逆流的

词根词缀: up向上 + stream溪流

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