hurdle (v.)youdaoicibaDictYouDict[hurdle 词源字典]
1590s, "to build like a hurdle," from hurdle (n.). Sense of "to jump over" dates from 1880 (implied in hurdling). Related: Hurdled; hurdling. Hurdles as a type of race (originally horse race) with hurdles as obstacles is attested by 1836 (hurdle-race is from 1822).[hurdle etymology, hurdle origin, 英语词源]