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US Face Scanning Program Concerns Privacy Groups
2017-07-24来源:VOA
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surveillance –n. the act of watching people or developments often for law enforcement purposes
biometric –adj. involving the use or study of biological measurements such as appearance, height, weight, etc.
scans –n. the act of taking a digital picture of something with detailed information that can be shared
fingerprints –n. the impression of a person’s fingertips used for identification
authorize –v. to permit
database –n. a collection of information, usually digital, that can be searched and studied
hacking –n. secretly accessing digital information to take it or cause damage
option –n. to opportunity to choose between two or more possibilities
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