The researchers compared eight boys ages 16 to 18 with aggressive conduct disorder to a group of eight adolescent boys with no unusual signs of aggression.

研究者们比较了8名16 - 18岁的带有侵略性青年，并且随机将其加进了8名没有侵略倾向的男孩儿。

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In the study, the researchers compared eight 16 - to 18-year-old boys who were unusually aggressive to a control group of adolescent boys with no unusual signs of aggression.

在研究中，研究者以没有明显攻击倾向的青春期男孩作为对照组，将八个16到18岁具有明显攻击性的男孩与之对比。

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Researches indicate that group factors are one of the main factors affecting the college students' aggression.

研究表明，群体因素是大学生侵犯行为的主要影响因素之一。

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The Sea Shepherd group claims it was the victim of unprovoked aggression and indicates that it will fight back.

VOA: standard.2010.01.06

Earlier this year, for example, Safar al-Hawali, a popular preacher once imprisoned for his combative views, launched a group called the World Campaign to Fight Aggression.

ECONOMIST: Saudi Arabia

Professor Coleman said the use of slang "emerges when people are put in a position where they are bottom of a hierarchy" but have a strong sense of group identity - using it as an "outlet of aggression".

BBC: Slang through the ages

Analysts say that as part of the Lebanese government the group would be risking a great deal if it responded to Israeli aggression with force.

CNN: Q&A: Is Syrian war escalating to wider conflict?