National Security Agency
volume
British pronunciation/nˈaʃənəl sɪkjˈʊəɹɪti ˈeɪdʒənsi/
American pronunciation/nˈæʃənəl sɪkjˈʊɹɪɾi ˈeɪdʒənsi/

"National Security Agency" 的定义和意义

National Security Agency
01

the United States cryptologic organization that coordinates and directs highly specialized activities to protect United States information systems and to produce foreign intelligence information

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