Racing
来自Big Physics
late Old English, from Old Norse rás ‘current’. It was originally a northern English word with the sense ‘rapid forward movement’, which gave rise to the senses ‘contest of speed’ (early 16th century) and ‘channel, path’ (i.e. the space traversed). The verb dates from the late 15th century.
etymonline
racing (n.)
"the running of races, the occupation or business of arranging for or carrying on races," originally especially horse races, 1670s, verbal noun from race (v.).
