investigatory activity的用法和樣例：
例句
- Procuratorial organs should strictly supervise law enforcement in the investigating activities of public security organs.
檢察機關(guān)嚴格監督公安機關(guān)偵查活動(dòng)中的執法情況。 - The investigation activities of the anti-smuggling police shall be supervised by the People's Procuratorate.
緝私警察進(jìn)行偵查活動(dòng)，依法接受人民檢察院的監督。
