在BBC世界服务纪录片中，该男子声称自己在本土的无人机袭击中发挥了作用。
In a BBC World Service documentary, the man claims to have played a role in drone attacks on his home soil.
一名秘密为乌克兰情报部门工作的俄罗斯男子分享了他声称自己在俄罗斯境内为基辅所做的监控工作的视频。
A Russian man secretly working for Ukraine's intelligence services has shared videos of surveillance work he says he has done for Kyiv inside Russia.
我们所称的伊万的这名男子声称自己在祖国的战略轰炸机和弹药厂的乌克兰无人机袭击中发挥了作用。
The man, who we are calling Ivan, claims to have played a role in Ukrainian drone attacks on strategic bombers and munitions factories on his home soil.
他出现在一部关于俄罗斯间谍阴暗世界的BBC世界服务纪录片中。
He features in a BBC World Service documentary about the shadowy world of Russian saboteurs.
伊万对所分享的细节程度很谨慎，使得无法核实他声称自己所进行的活动。
Ivan was cautious about how much detail he shared, making it impossible to verify the activities he claims to have carried out.