He conquers more land in 25 years than Rome did in 400.
他在25年里征服了450万平方英里的领土
Four and a half million square miles.
比罗马帝国四百年间所征服的领土还大
The largest empire so far in human history.
这是迄今为止 人类历史上最大的帝国
而成功的关键在于: 通信
600 years before the pony express,The mongols can send messages by horseback
驿马快信出现的600年前 蒙古人就能在马背上传递信息
Across an area twice the size of the United States.
穿越相当于美国国土面积两倍之大的领土
Every 30 miles,a relay post with 400 horses.
每经过30英里(相当于48公里) 就需要400匹马接替传递
Government messengers, carrying an official medallion,
汗国的信使 随身携带一枚官方令牌
Can claim food and a fresh mount.The world's first passport.
以此领取食物 更换马匹 这就是世界上最早的通行证
As a result of Genghis Khan's conquests,for the first time in history,
成吉思汗远征的成果之一就是历史上首次有人
one can safely travel from one end of the world to the other end.
能够平安地从世界的一头 到达世界的另一尽头