东汉时,湟中①有两种理解,《资治通鉴.汉纪五十九》胡注②曰:“湟水源出西海盐池之西北,东至金城允吾县入河。夹湟两岸之地,通谓之湟中。又有湟中城,在西平、张掖之间,小月氏之地也,故谓之小湟中。”由此可以看出湟中一是指“夹湟两岸 Eastern Han Dynasty, Langzhong ① There are two kinds of understanding, ”Zhi Tong Tong Jian. Fifty-nine“ Hu Note ② said: ”湟 water from the West Bank of the salt pond north of the Jincheng Yunwu County into the river. In the middle of the city, in the Western Heping, Zhangye, between the small Satsuki also, so that the small 湟 in. “Thus we can see that the middle of a means” Grip both sides