3 sentences

1. 这是日志，不是日记。

   zhè shì rì​zhì, bù shì rì​jì.

   This is a journal, not a diary.

   Source: OpenSubtitles

2. 他有每天写旅行日志的习惯。

   tā yǒu měi tiān xiě lǚ​xíng rì​zhì de xí​guàn.

   He has a habit of keeping a daily travel journal.

   Source: Dong Chinese Dictionary

3. 工程师正在查看服务器的错误日志。

   gōng​chéng​shī zhèng​zài chá​kàn fú​wù​qì de cuò​wù rì​zhì.

   The engineer is checking the server error logs.

   Source: Dong Chinese Dictionary