Article in English: If your camera displays a message that says "Card Error", "Read Error", or something similar, turn off the camera and remove the memory card. Continuing to try to use the card after this point will reduce the likelihood of you recovering all of the data on the card. While your card might be done for, there's still a possibility that your data is recoverable. Some of the most popular free data recovery programs include the following:   Recuva - After you select your hard drive location (in this case, your SD card) and check the "Photos" option, Recuva does all the hard work in the background. Recommended for most users.  CardRecovery - After a brief setup, CardRecovery scans any attached SD cards. Once your evaluation period with CardRecovery is up, you'll need to pay to continue using its services.  Photo Rec - This program has a minimal interface and requires basic knowledge of how to navigate the Command Prompt program, so it isn't recommended for beginners. Typically, this process will entail opening your recovery program's page, clicking the Download button, and double-clicking the downloaded setup file. The location of the download button will vary from site to site. If you can't find it, try looking for it on the top or the side of the site's page. Most PCs have a thin, rectangular memory card slot with the word "SD" next to it. This will most likely be on the side of the computer's casing if it is a laptop, or somewhere on the CPU box if it is a desktop.  If your PC or Mac doesn't have an SD card slot, you can buy an SD card reader that plugs into your computer's USB port for less than $10.  You may have to allow your computer permission to use your SD card before you can access it. It should be installed in whichever location you chose earlier. You'll usually need to select the memory card as the location to scan and select the "Photos" option in your data recovery program's scan criteria before you can successfully scan your attached SD card. After the scan completes, most programs will give you the...

Summary in Chinese:
如果你还没有使用过这张存储卡，立即停止使用。 搜索数据恢复程序。 下载并安装所选的数据恢复程序。 用存储卡连接电脑。 打开数据恢复程序。 按照屏幕上的说明操作。