They took away extremely classified documents when defecting, including the name list of hundreds of former Soviet intelligence agents and several kinds of codes to help the Western alliance to decode a large number of intelligence.
英
美
- 他们投诚时带走极机密资料,包括数百名前苏联谍报人员的名单和好几种密码,帮助西方盟邦破解大量情报。