Now, though, NPR has managed to uncover the details behind the company's patented book scanning system - and found that the secret is 3d infra-red cameras.
不过，现在美国国家公共电台(npr)已设法揭开了Google公司专利图书扫描系统背后的神秘细节——被发现的秘密就是三维红外照相机。
Now, though, NPR has managed to uncover the details behind the company's patented book scanning system - and found that the secret is 3d infra-red cameras.
不过，现在美国国家公共电台(npr)已设法揭开了Google公司专利图书扫描系统背后的神秘细节——被发现的秘密就是三维红外照相机。
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