vigilantism

例句：

1. 1. The police arevigilant in their efforts to preventcrime.
   警方在努力预防犯罪时非常警惕。
2. 2. He was accused of vigilantism for his suspicions about the government.
   他因对政府的怀疑而被指控为警惕性。
3. 3. The company's policy ofvigilantism has led to adecline in customer satisfaction.
   公司的警惕性政策导致了客户满意度的下降。