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If a point at the named place of delivery at the frontier is not agreed or not determined by practice, the seller may select the point at the named place of delivery which best suits his purpose.

如未约定或按照惯例也无法确定边境指定的交货地点的具体交货点，则卖方可在指定的交货地点选择最适合其目的的交货点。

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Heavy fighting took place last night at the frontier.

昨晚在边境上发生了激战。

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"The world has been a very violent place in oil frontier places when we have had enough to go round.

VOA: standard.2009.10.20

the battle took place over some land that was being contested on a frontier and they would go down to that area and pick a spot and there they would go and fight with one another.

战争爆发是为了争夺国境线上的争议地区,他们会到那个地区,挑好地方,然后在那里大打出手

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It was the last mainland frontier, it was a place known for gold.

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