Aggression is often the result of fear.(好斗情绪通常是害怕所致。)
Their aggression is, although cute in a way, that at most they will try to snatch a sandwich from you at a picnic.(他们的攻击性，虽然在某种程度上很可爱，但他们最多只会在野餐时试图从你手中抢走一块三明治。)
The alarmists say they have proved that violent media cause aggression.(危言耸听者说，他们已经证明了暴力媒体会引发敌对情绪。)
The research shows that computer games may cause aggression.(研究显示，电脑游戏可能引起好斗情绪。)
In the steam-engine analogy, verbal aggression may vent some of the aggressive steam.(在蒸汽机的类比中，言语攻击可能会释放出一些具有攻击性的蒸汽。)
Black bear cubs use trees for defense, whereas brown bears and polar bears, which regularly inhabit treeless environments, rely on aggression to protect their cubs.(黑熊幼崽用树来防御，而经常生活在没有树的环境中的棕熊和北极熊则依靠攻击性来保护它们的幼崽。)
Sometimes this anger translates into physical aggression or violence.(有时这种愤怒转化为身体攻击或暴力。)
War may be a natural expression of biological instincts and drives toward aggression in the human species.(在人类物种中，战争可能是生物本能和侵略冲动的自然表现。)
An offshoot of the biological approach called sociobiology suggests that aggression is natural and even desirable for people.(社会生物学是生物学方法的一个分支；据社会生物学理论表明，攻击性是与生俱来的，甚至是人类所希望得到的。)
Pakistani president Pervez Musharraf said yesterday there was no danger of the country going to war with neighboring India, but that Pakistani forces would be ready to repel any aggression.(巴基斯坦总统穆沙拉夫昨天表示，巴基斯坦没有与邻国印度发生战争的危险，但巴基斯坦军队将做好准备击退任何侵略。)
