acoustic eavesdropping

例句：

1. 1. The government is accused of using acoustic eavesdropping to spy on citizens.
   政府被指控使用声学窃听来监视公民。
2. 2.The scientists used acoustic eavesdropping to study the behavior of nocturnal animals.
   科学家们利用声学窃听研究夜间动物的行为。
3. 3.The police were able to intercept a message sent through acoustic eavesdropping.
   警方能够通过声学窃听拦截到一条消息。