“东道主”这个词来自春秋时期的一个典故。在公元前630年,晋文公和秦穆公的联军包围了郑国国都。郑文公向老臣烛之武求救。烛之武想了很久,决定身入险地,凭自己的口才设法解围。当夜,烛之武趁天黑叫人用绳子把他从城头上吊下去,私 “Host ” the word comes from an allusion in the Spring and Autumn period. In 630 BC, Jin Wen Gong and Qin Mu Gong’s allied forces surrounded Zheng State capital. Zheng Wen Gong to the veteran candle of force for help. Candle Wu thought for a long time, decided to get into danger, with their own eloquence managed to rescue. That night, the candle of the arms of the dark people called him hanging down from the city with a rope, private