| 例句 |
noun The police are keeping the suspects under constant surveillance. 警方正对嫌疑人实施不间断监视。 surveillance cameras/equipment监视摄像机／设备 The country’s borders are kept under constant surveillance. The images were covertly captured on surveillance tape. The suspects are under police surveillance. The police are keeping the suspects under constant surveillance. 警方正对嫌疑人实施不间断监视。 There are surveillance cameras mounted above each entrance. |