Yesterday's vote itself was a retreat from an earlier fallback position.

昨天的投票本身就是从早先的预备立场上的退却。

《柯林斯英汉双解大词典》

We need a fallback position if they won't do the job.

如果他们不干这个工作，我们就需要一个应变的方案。

《牛津词典》

Turkey's former foreign minister, Yasar Yakis, admitted last week that Turkey never believed that the Americans had a fallback position.

ECONOMIST: Turkey's promises were always too hard to keep

It is hard to know whether this ambition was in earnest at the time or simply the fallback position of a hyper-urbane young person with a mild case of disaffection.

NEWYORKER: What She Said

He has announced his fallback position.

BBC: Fiscal cliff: Barack Obama's trap for Republicans