Finally, the police found out the reason of the accident.

最终，警方查明了事故原因。

youdao

Phelps told police that he drank a beer about an hour and 15 minutes before he was involved in the accident, but alcohol wasn't the reason for the incident, according to a police source.

事后，菲尔普斯承认，在车祸发生前1小15分钟曾喝了点啤酒，但警方表示，酒精并不是车祸发生的原因。

youdao

Part of the reason was the accident of history.

这种盛世局面的出现其中有一部分原因是源于历史的偶然性。

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The idea is for hospitals to send a clear message that there is no reason not to report this kind of accident.

VOA: special.2010.02.10

Mr Pritchard-Jones said the reason for the accident would remain a mystery.

BBC: NEWS | UK | Wales | Fatal Christmas crash 'accidental'

Part of the reason was the accident of history.

ECONOMIST: The California dream

If you are travelling in Olympic transport and there's an accident or a reason why a bus doesn't get there on time then you're covered - the race won't start.

BBC: Karen Pickering, file pic