a level area of open ground in a town for people to walk along, often by the sea or a river （常指城镇中海滨、河畔供人散步的）广场，空地 People were lying on the beach and strolling along the esplanade. 人们躺在海滩上，沿着海滨广场漫步。
Word Originlate 16th cent. (denoting an area of flat ground on top of a rampart): from French, from Italian spianata, from Latin explanatus ‘flattened, levelled’, from explanare, based on planus ‘plain’.