land slide warning device

例句：

1. 1. Thelandslide warning device is designed to alertpeople of impending danger.
   滑坡预警装置旨在警告人们即将发生的危险。
2. 2. The engineer installedthe landslide warning device at the baseof the cliff.
   工程师在悬崖底部安装了滑坡预警装置。
3. 3. The device can detect changes inground pressure and send an alert when alandslide is imminent.
   该装置能够检测地面压力的变化，并在发生滑坡时发送警报。