4 sentences

1. 脑是人体的指挥中心。

   nǎo shì rén​tǐ de zhǐ​huī zhōng​xīn.

   The brain is the command center of the human body.

   Source: Dong Chinese Dictionary

2. 欢迎来到指挥中心。

   huān​yíng lái​dào zhǐ​huī zhōng​xīn.

   Welcome to the command center.

   Source: OpenSubtitles

3. 指挥中心正在调度车辆前往事故现场。

   zhǐ​huī zhōng​xīn zhèng​zài diào​dù chē​liàng qián​wǎng shì​gù xiàn​chǎng.

   The command center is dispatching vehicles to the accident site.

   Source: Dong Chinese Dictionary

4. 指挥中心正在呼叫正在执勤的巡逻车。

   zhǐ​huī zhōng​xīn zhèng​zài hū​jiào zhèng​zài zhí​qín de xún​luó​chē.

   The command center is calling the patrol car on duty.

   Source: Dong Chinese Dictionary