Every four years, the world’s best athletes come together for one of the most exciting competitions in sport: the Olympic Games. After years of training, competitors in more than forty different sports win and lose their events, and set new world records, in front of crowds of people.
The Olympic Games are more than two thousand five hundred years old. So how did they start, how have they changed over the years, and what have been some of the most important times in their history?
每四年，世界上最優(yōu)秀的運動員都會齊聚一堂，參加體育界一個最激動人心的比賽—— 奧林匹克運動會。經(jīng)過多年的訓(xùn)練，在眾多觀眾的見證下，有40多項運動的參賽者在參賽項目中獲勝、失敗、創(chuàng)造新的世界紀錄。
奧林匹克運動會已有2,500多年歷史。那么，奧運會是如何開始的？多年間發(fā)生過怎樣的變化？奧運會歷史上又有哪些重要時刻？