county economic discrepancy的用法和样例：
例句
- However, there is a great economic gap between the old member states and the newcomers.
但新老成员国之间的经济差异颇为巨大。 - An analysis of the regional difference at the prefecture and county levels in Yunnan reveals that the mode is a pyramid one.
通过对云南地级区域和县级区域的经济差异状况分析，发现云南现在的区域经济差异模式是金字塔型。
