Ex. This provision may cause unnecessary difficulties especially in complex matters where the parties do not agree to extend the prescribed time period.

例句：这项规定可能会造成不必要的麻烦，尤其是当双方不同意延长规定期限的复杂情况下。

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Ex-Labour cabinet minister and EU commissioner Lord Mandelson has acknowledged that voices calling for the UK to retain and extend its influence in the EU have been "relatively muted and relatively less well-organised" than their opponents.

BBC: William Hague defends Conservative EU referendum pledge