ambiguous case

例句：

1. 1. The report was ambiguous about the cause of the accident.
   这份报告对事故原因含糊其辞。
2. 2. He gave a vague answer that left me unsure about what he meant.
   他给出了一个模糊的回答，让我对他的真正意思感到困惑。
3. 3.Her words were so ambiguous that I couldn't understand her intentions.
   她的话如此含糊，我无法理解她的意图。