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hurdle (v.)[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]