传说中，北欧狂战士在战斗时会因狂怒而失去理智。

Legends say that Norse ___berserkers would lose all reason in battle due to their uncontrollable fury.

当老板宣布取消年终奖时，办公室里有些人简直疯了，开始大喊大叫。

When the boss announced canceling the year-end bonus, some people in the office went ___berserk and started yelling.