张骞是西汉时期伟大的探险家。当时,汉朝正在准备进行一场抗击匈奴的战争。一个偶然的机会,汉武帝从一个匈奴俘虏口中了解到,西域有个大月氏国家,其王被匈奴单于杀死,他的头颅还被制作成了酒器。月氏人忍受不了匈奴的奴役,便迁徙到天山北麓的伊犁河流域又受乌孙国的攻击,只好再 Zhang Qian was a great explorer during the Western Han Dynasty. At that time, the Han Dynasty was preparing to carry out a war against the Huns. By chance, Han Wudi learned from a prisoner of Xiongnu that there was a large-moon country in the western region whose king was killed by the Huns and his head was made into a wine cooler. Yue people can not stand the enslavement of the Huns, they migrate to the northern foot of the Tianshan Ili River Basin by Wusun Guo attack, had to