单语范例（未经PONS编辑处理）
It is written and performed using original transcripts from the trial and journalist records, along with first-hand interviews of the people involved.
en.wikipedia.org As in steel, these workers had abundant recent first-hand experience of failed organizing drives and defeated strikes, which resulted in unionists being blacklisted or worse.
en.wikipedia.org He narrated his history based upon first-hand knowledge.
en.wikipedia.org Because the fishermen's facts aligned with scientific knowledge, scientists could then trust the fishermen's first-hand accounts about problems they experience with otters.
en.wikipedia.org There, he received first-hand experience of the challenges that face residents in assisted living homes.
en.wikipedia.org