undercover work   (TTS Sound)

The undercover_work has 1 Senses.

• spying, undercover work
• 内偵, 物見, 密偵, 偵知, 偵察, スパイ行為, 探り, スパイ活動, 諜報
• the act of keeping a secret watch for intelligence purposes
• 情報収集の目的でひそかに監視する行為