Most of the counties and cities on America’s southern border are poor, with correspondingly wretched schooling and health care.

美国南部边境的大多数城镇都很穷，相应的，其教育和医疗体系也很差。

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None of the strong states on Israel's border, such as Egypt or Syria, would dare to plaster Israel's towns and cities with rockets.

以色列周边的强国，例如埃及和叙利亚，没有一个敢在以色列城镇堆积火箭。

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Ciudad Juarez, on the Mexico-US border, is one of the world's most violent cities.

BBC: Mexico prison shooting: 17 dead in Ciudad Juarez clash

Most of the counties and cities on America's southern border are poor, with correspondingly wretched schooling and health care.

ECONOMIST: The colonias of the Mexican border

These are two conjoined cities whose economies depend on the imbalances created by the national border than runs along the river that marks the border.

FORBES: Why Is Mexico's Murder City Attracting Investors?