and Mexican officials. Every day, thousands of people on foot and in vehicles go back and forth across the border here, and millions of dollars worth of products cross the line in trucks and railroad cars.

VOA: standard.2009.04.30

You can imagine different products therefore, that are on the market, positioning themselves, or being positioned at different points on the line.

因此你可以想象不同的产品,不同的产品分布在,分布在市场上

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