extern的词源

英文词源

extern (n.)

"outsider," c. 1600, from Middle French externe "outer, outward;" as a noun, "a day-scholar," from Latin externus "outside," also used as a noun (see external). As an adjective in English from 1530s.

中文词源

extern：不住机构内的工作人员

词源同exterior, 外在的。

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