疑点 (yí diǎn): จุดที่น่าสงสัย

During the investigation, the police found an important doubtful point: the suspect claimed he was home all night, but a neighbor said they saw him driving out late at night.

There is an obvious doubtful point in this contract. The lawyer advised me not to sign for now and to wait until the other party explains it clearly.

Historians have always had doubts about the cause of this emperor's death, because there is a great contradiction between official records and folk legends.

The reporter found quite a few doubtful points during the interview, such as the witness's statements being inconsistent and the key times not matching up.

Faced with this doubtful point, the scientists decided to redo the experiment to confirm whether the previous results were reliable.