The researchers examined the relationship between steroids-already associated with increased aggressiveness and impulsive violent outbursts sometimes dubbed " roid rage " - and criminal behaviour .
研究者调查类固醇的使用与犯罪行为的关系，包括增加的攻击性、冲动暴力发泄和有时愤怒和急躁等犯罪行为。
roid