2 sentences for 机 (jī — confidential)

1. 我没有透露任何机密。

   wǒ méi​yǒu tòu​lù rèn​hé jī​mì.

   I did not reveal any secrets.

   Source: CCMatrix

2. 那是机密的谈话。

   nà shì jī​mì de tán​huà.

   That conversation was confidential.

   Source: OpenSubtitles