Based on the assumption of uniform distribution of single target, the fire efficiency assessment model of single cluster ammunition attacking group targets was set with discrete method.

在假定单个目标均匀分布的基础上，运用离散的方法研究并建立单发子母弹对集群目标射击的效率评定模型。

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While the terror group established a large, secretive external operations wing bent on attacking the West, it has also cultivated a backup strategy of enabling and inspiring attacks by individuals.

虽然这个恐怖组织建立了一个庞大的、秘密的外部行动部门，致力于攻击西方，但它也形成了一种支持和鼓励个人发动袭击的后备战略。

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And it is in this spirit that a group of researchers have genetically engineered immune-system cells into hunters capable of attacking cancer cells.

并且在这种思想指引下，一个研究团队已经利用遗传工程学的方法将免疫细胞设计成攻击癌细胞的猎人。

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Defense attorneys for the Amish are attacking the group's prosecution under the federal hate crime statute, passed in 2009.

NPR: Ohio Amish In Beard-Cutting Case Fight For Release

Syrian rebels and the opposition have accused the Lebanese Shia group Hezbollah of attacking Syrian villages.

BBC: Hezbollah fighters (file photo)

An American member of hacking group Lulzsec has admitted attacking the Sony Pictures website.

BBC: Lulzsec hacker pleads guilty over Sony attack