"There are three primary transcontinental interstate highways that run completely from coast to coast (I-10, I-80, and I-90), though some federal reports count up to 10 major east-west corridors that span vast transcontinental distances across the country."

“有三条主要的横贯大陆州际公路完全从海岸延伸到海岸（I-10、I-80和I-90），不过一些联邦报告统计有多达10条横跨全国的重大东西向走廊。”

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