- secret information;〔最高機密事項〕a top secret
機密の (top) secret; classified; confidential
- 機密を守る
- maintain [observe] secrecy/keep [guard] a secret
- 機密を漏らす
- leak [《文》 divulge] a secret
- 某国の軍事力の機密を探る
- 「spy into [investigate] a particular country's military strength
- 機密事項a secret matter; confidential affairs
- 機密情報「top secret [classified] information
- 機密書類secret [《米》 classified] documents
- 機密費a secret [discretionary] fund
- 機密漏洩leakage of (official) secrets
- 機密漏洩を防ぐ
- plug 「a leak of secret information [an intelligence leak]