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The feud smouldered on for years.

这场冤仇积结了多年。

《牛津词典》

The feud between Porsche and Volkswagen, and between the Piech and Porsche families that own most of them, had dragged on for two years.

保时捷和大众之间、皮耶希和拥有多数大众的保时捷家族之间的恩怨，已经持续了两年。

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(Voice) The spokesman for al-Shabab, Sheikh Ali Mohamud Rage, denies responsibility for the attack, suggesting it was the product of a feud within the faltering government.

VOA: standard.2009.12.05

But now, said Carole Theriault, security consultant at Sophos, the feud appears to be cooling off.

BBC: NEWS | Technology | Online virus war is slowing down

In 2008, they agreed on principle to resolve the feud by jointly developing gas fields.

FORBES: The Earthquake and East Asia's Balance of Power

Tension raised by the feud has forced 36 families to leave their homes on the Shankill Road.

BBC: Tight security as feud tensions high