cursor (n.)youdaoicibaDictYouDict[cursor 词源字典]
computer sense is 1967 extension of name for the sliding part of a slide rule or other instrument (1590s), earlier "a running messenger" (c. 1300), from Latin cursor "runner," also "errand-boy," from curs-, past participle stem of currere "to run" (see current (adj.)).[cursor etymology, cursor origin, 英语词源]