Aggression is often the result of fear.

好斗情绪通常是害怕所致。

《牛津词典》

The gamer dream experience of high aggression levels matched with little or no fear inspired Gackenbach to pursue a new study with Athabasca University in Canada.

游戏玩家高侵略水平梦里面恐惧微小或者没有恐惧的经验启发了Gackenbach在加拿大Athabasca大学进行一个新的研究。

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Indeed, the outgoing affability of most dogs towards humans and other dogs is in sharp contrast to the mix of fear and aggression with which wolves react to animals from other packs.

事实上，狗在对待人类和其他同类的狗时表现出的温善和蔼与狼对待其他群属里的动物时表现出的谨慎敌视形成了鲜明的对比。

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Buck's work has also widened to include pheromones: chemicals released by animals that act on members of the same species to stimulate responses like fear and aggression.

FORBES: Magazine Article

My symptoms are: the fear of killing people, the fear of harming people, hyper-vigilance, guilt, aggression, panic attacks.

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They just fear that Mr Steinmeier wants to bury the fact of Russian aggression in a morass of moral equivalence.

ECONOMIST: Europe frets about its place in a different world order