Data mining is a frontier area in information and database technology.

数据挖掘是目前信息领域和数据库技术的前沿研究课题。

youdao

The two sides should make joint efforts to ensure tranquility and stability in the frontier area.

双方要确保边境地区的安宁稳定。

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Well-T726 is an important appraisal well, which is arranged in the south-west frontier area of Tahe oilfield by Northwest Exploration Bureau of SINOPEC.

T726井是中国石化西北分公司在塔河油田西南部边缘地区布置的一口重点评价井。

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The area had a few settlements established by people of the frontier.

VOA: special.2009.10.31

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

耶鲁公开课 - 古希腊历史简介课程节选

It is a frontier area.

CNN: John D. Sutter

But an official with the Frontier Constabulary, which operates in the area, said the villagers had been killed by militants.

NPR: Pakistanis Protest Killing Of 18 In Village Raid

In short, frontier controls are indeed disappearing inside the Schengen area.

ECONOMIST: Those fuzzy frontiers