chi·cane
noun/ʃɪˈkeɪn/
/ʃɪˈkeɪn/
(British English)- a sharp double bend, either on a track where cars race or on an ordinary road, to stop vehicles from going too fast
（赛车或一般车道上防止车速过快的）双急转弯 Word Originlate 17th cent. (in the senses ‘chicanery’ and ‘use chicanery’): from French chicane (noun), chicaner (verb) ‘quibble’, of unknown origin.