To fall foul of changing circumstance is in excusable.

不适应情况的变化是不可原谅的。

youdao

Other carnivores are also likely to fall foul of flu, he says, adding that his group is now also looking at ferrets, foxes and seals.

其它的食肉动物也可能感染流感，他说，为此他的研究组现在正在观察白鼬、狐狸和海豹。

youdao

Countries realise that open markets cannot be taken for granted, and few of them want to be seen to fall foul of their international commitments.

不少国家意识到市场自由化不能被当作理所当然的，并且很少有国家不想被别人看到没有履行义务。

youdao

Pakistan's spin bowling all-rounder Shoaib Malik is the latest player to fall foul of existing regulations.

BBC: Muttiah Muralitharan

Many initiatives, like 187, are passed only to fall foul of the law afterwards.

ECONOMIST: Direct democracy

It really is possible that bananas will be found to fall foul of this new law.

FORBES: Japan Bans Bananas: From the Annals of Government Stupidity