different from what is typical or usual , especially in an unacceptable way
发音
例句
1. His aberrant behavior at the party shocked everyone. 他在晚会上的异常举止令所有人感到震惊。 2. I saw that the insects and spiders were displaying the same kind of aberrant behavior. 我看到昆虫和蜘蛛正在表现出相同反常的行为。