Firstly, characteristics of air-to-land firing airborne rockets loaded in armed helicopter are analyzed and allowable attack area is defined.

首先，分析了武装直升机火箭对地射击的特点，确定了可攻击区；

youdao

How to avoid the attack area of the network and transfer data to the destination is very important in reducing the damage of denial of service attacks and maintaining network availability.

如何避开受攻击的网络区域而将数据安全传输至目的地对于减少拒绝服务攻击的危害和维护网络可用性有着至关重要的意义。

youdao

Police and troops sealed off the area after the attack.

警察和军队在袭击发生后封锁了该地区。

《柯林斯英汉双解大词典》

Some of the diseases attack just one area of the body, like the skin, eyes or muscles.

VOA: special.2009.04.14

Some of the diseases attack just one area of the body, like the skin,eyes or muscles.

VOA: special.2010.06.15

They say Israeli disengagement from the area would make it easier for Palestinian militants to attack Israel like those in Gaza have been doing since Jewish settlers evacuated the Strip in 2005.

VOA: standard.2009.09.07

In November, Kenya accused al-Shabab of killing seven people in another grenade attack in the area.

BBC: Map locator

In a large heart attack, the area of cell death can cover the entire thickness of the chamber's wall.

BBC: Dr Robert Judd

Yugoslav officials denied there was any incursion -- claiming its forces have been under attack in the area by Kosovo Liberation Army rebels.

CNN: EU, U.N. leaders to hold summit on Kosovo crisis