A Please tell us the exact time when the big fire broke out.

请告诉我们大火发生的确切时间。

B The exact time? Let me think. You know, it happened at night.

确切时间？让我想一想。你知道，火灾是晚上发生的。

A But we need the exact time. What time?

但我们需要具体时间，那是几点钟。

B Oh, I remember. It was about 10 o'clock. When I was about to go to bed, suddenly I heard help outside.

噢，我想起来了。那时大约10点钟。当我正准备上床睡觉时，突然听到门外有人喊救命。