以上来源于: WordNet
Some of the border guards, who had patrolled the barrier day in day out, saw it as a provocation.
一些日夜在此巡逻的边防兵，将这视为一种挑衅。
The fence would extend 1,120 kilometers along the entire U.S.-Mexican border, but not all of it would be an actual barrier.
围墙将沿着整个美国—墨西哥边境延伸1120公里，但并不是所有的都是实际屏障。
Border effects of international trade takes on two opposite and transferable sides: barrier and media.
国际贸易的边界效应有屏障和中介两个相反且可以相互转化的方面。
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