常見例句權(quán)威例句Some triad members work abroad as spies, gathering technology and military information to take back to China, according to the Canadian Security Intelligence Service.FORBES: Triads Changing with the TimesAnd just one week ago, the deputy head of Canada's spy agency, the Canadian Security and Intelligence Service, Jack Hooper, told a Senate committee here that only a fraction of immigrants from high-risk areas were being properly screened.NPR: U.S. Worries as Canada Welcomes New Immigrants 返回 Canadian Security Intelligence Service