One key area of research is gene therapy.
基因疗法是一个关键的研究领域。

Network monitoring is one of key technologies in network area.
网络监控是网络领域的关键技术之一。

The production and comprehension of discourse is a key area of study in pragmatics.
话语的产生与理解是语用学研究的一个核心课题。

Of course, education is a key area of fruitful exchange which both nations value highly.
当然，教育是两国高度重视的卓有成效的交流领域。

Key policies in this area are broadening the tax base and strengthening revenue administrations.
这一领域的关键政策是拓宽税基和加强收入管理。

Siltation in the downstream area is the key problem of construction of a barrage in tidal estuaries.
潮汐河口建闸的关键问题是闸下淤积。

Abstract Siltation in the downstream area is the key problem of construction of a barrage in tidal estuaries.
文章摘要潮汐河口建闸的关键问题是闸下淤积。

But the key area where the separation of powers is not observed is in the overlap of executive and legislature.
但没有权力分立的关键领域，是行政与立法的重叠。

The detection and estimation of crop planting area is one of the key technologies of the remote sensing application in agriculture field.
农作物种植面积监测是遥感估产的关键技术之一。