upside的词源

英文词源

upside (n.)

1610s, "upper side or surface," from up (adj.) + side (n.). Adverbial phrase upside (someone's) head in reference to a blow to the head is recorded from 1970, U.S. black slang.

中文词源

upside：上侧，上面，上部   

词根词缀： up向上 + side侧面,边

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