4 sentences

1. 这起案件已移交纪检部门处理。

   zhè qǐ àn​jiàn yǐ yí​jiāo jì​jiǎn bù​mén chǔ​lǐ.

   This case has been handed over to the discipline inspection department.

   Source: Dong Chinese Dictionary

2. 警方已经将案件移交给检察院处理。

   jǐng​fāng yǐ​jīng jiāng àn​jiàn yí​jiāo gěi jiǎn​chá​yuàn chǔ​lǐ.

   The police have transferred the case to the procuratorate for processing.

   Source: Dong Chinese Dictionary

3. 经过严密调查，警方将此案移交给检察院提起公诉。

   jīng​guò yán​mì diào​chá, jǐng​fāng jiāng cǐ àn yí​jiāo gěi jiǎn​chá​yuàn tí​qǐ gōng​sù.

   Following a rigorous investigation, the police handed the case over to the procuratorate to initiate a public prosecution.

   Source: Dong Chinese Dictionary

4. 他在退休前将工作全部移交给了接班人。

   tā zài tuì​xiū qián jiāng gōng​zuò quán​bù yí​jiāo gěi le jiē​bān​rén.

   He handed over all his work to his successor before retiring.

   Source: Dong Chinese Dictionary