This deadline will be extended only in exceptional circumstances.

只有在特殊情况下才会延长最后期限。

《牛津词典》

Capital punishment is allowable only under exceptional circumstances.

只有在特殊情况下才允许判死刑。

《柯林斯英汉双解大词典》

A review panel concluded that there were no exceptional circumstances that would warrant a lesser penalty for him.

一个评估小组作出结论：没有什么例外情况可使他获得从轻惩罚。

《柯林斯英汉双解大词典》

He also said that forced transfers of staff, which critics say demoralized workers, would be applied only in exceptional circumstances.

VOA: standard.2010.04.11

The judge said the club was trading insolvently and granted the extension because of exceptional circumstances.

BBC: Court gives Sheffield Wednesday time to clear tax bill

This permits abortion in exceptional circumstances, such as where a woman's life is in danger.

BBC: Sinn Fein oppose proposed amendment to NI's abortion law

It is reviewing the case on Thursday, but says only "exceptional circumstances" would cause a rethink.

BBC: Oxford University Port Meadow development reviewed