老人時常自言自語。

Old people often talk to themselves.

Source: Tatoeba

Sentence Composition

1 老人 lǎorén
  1. old man or woman
  2. the elderly
  3. one's aged parents or grandparents
2 時常 shícháng often; frequently
3 自言自語 zìyánzìyǔ (idiom) to talk to oneself; to think aloud; to soliloquize