In that sense, security surveillance can benefit both the US and other countries. After all, part of the plot that culminated in the terrorist attacks of September 11, 2001, was hatched by an Egyptian living in Hamburg.
照此看，安全监控应该对美国和其他国家都有利。毕竟，以2001年9月11日恐怖袭击为高潮的阴谋部分地被居住在一名汉堡的埃及人发现了。