Belisha beaconyoudaoicibaDictYouDict[Belisha beacon 词源字典]
"(In the UK) an orange ball containing a flashing light, mounted on a striped post on the pavement at each end of a zebra crossing", 1930s: named after Leslie Hore- Belisha (1893–1957), British politician, Minister of Transport when the beacons were introduced.[Belisha beacon etymology, Belisha beacon origin, 英语词源]