Text message bullying can be sourced to the perpetrator.
来自BBC
The perpetrator of this crime must be traced.
对这起案件的凶手必须要一查到底。
Corporate crime — committed by businesses — should not be confused with white - collar crime, which refers to the occupation of the perpetrator and may be directed against a business.
公司犯罪不应与 白领 犯罪混淆, 后者指的是犯罪者的职业,其罪行可能是针对企业的.
The victims of a crime are demanding the perpetrator be dealt with appropriately.
这种犯罪行为的受害者却是遵纪守法的良民.
Will the perpetrator eventually want to claim credit?
来自BBC
The perpetrator and motive are as yet unknown.
来自THETIMES