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If a network fails, the camera acts as a backup solution by recording video to the SD card;
如果网络出现故障，作为备用方案，摄像头则会将视频录制到SD卡中；
youdao
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If a network fails, the camera acts as a backup solution by recording video to the SD card;
如果网络出现故障，作为备用方案，摄像头则会将视频录制到SD卡中；
youdao