监听 (jiān tīng) — to monitor (audio, communications, etc.)

Definition

Examples

• 警方正在监听他的电话。
  Jǐng fāng zhèng zài jiān tīng tā de diàn huà.
  The police are monitoring his phone calls.
• 他们用设备监听了整场会议。
  Tā men yòng shè bèi jiān tīng le zhěng chǎng huì yì.
  They used equipment to monitor the entire meeting.
• 未经允许监听他人谈话是违法的。
  Wèi jīng yǔn xǔ jiān tīng tā rén tán huà shì wéi fǎ de.
  Monitoring others' conversations without permission is illegal.