In those years, just after World War I, the military wanted to build an American highway system for national defense.
在第一次世界大战后的那些年里，军方希望为国防建设一个美国公路系统。
In those years, just after World War I, the military wanted to build an American highway system for national defense.
在第一次世界大战后的那些年里，军方希望为国防建设一个美国公路系统。
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