Losses on the stock market caused him to fall on hard times.

股票市场上的损失使他倒霉。

《新英汉大辞典》

People should take care for each other when they fall on hard times.

当人们经历挫折的时候应当相互照顾。

youdao

These mass lay-offs, it might be hypothesised, are more like natural catastrophes, such as famines, than isolated accidents that cause a few people to fall on hard times.

从假设上来说，这些大型解雇事件，与影响少数人的事故比起来，更像是饥荒之类的自然灾害。

youdao

Should I ever fall on hard times, it's reassuring to know: There's a straight-back chair waiting for me.

WSJ: One Night in the HELP Women's Shelter

He worries that, despite the compensation, the family will again fall on hard times unless he or his sons can find better-paid employment.

WSJ: Victim's Family in India Still Reels

He said the co-ordination of social security legislation was portrayed as a "safety net" for hard-working self-employed people who fall on hard times.

BBC: MEPs welcome new social security rules