parallel border

例句：

1. 1. The city's new highway will have a parallel border with the existing one.
   这个城市的新高速公路将与现有的一条平行。
2. 2. The scientists found that the parallel border between the two countries had been breached.
   科学家们发现两国之间的平行边界被突破了。
3. 3. The government has decided to build a parallel border fence along the disputed border.
   政府决定沿着有争议的边境建造一道平行边界围栏。