He was breaking up under the strain.

过度的劳累使他快要垮了。

《牛津词典》

There has been a four-fold increase in couples breaking up for these reasons in the last two years, amid increasing financial strain on families.

随着家庭经济压力的增大，在过去两年中因为这些原因分手的夫妇的数量增加了四倍。

youdao

Unity to be real must stand the severest strain without breaking.

真正的团结必须经得起最严峻的考验。

youdao

Specifically, the main driving force behind the Widower's heat is 20 Infinity chilis, which were developed by a Grantham man named Nick Woods who grew the record-breaking strain completely by accident.

CNN: Apparently This Matters: World's hottest curry

If someone you know appears to be under undue strain or near the breaking point as a result of all the scary financial news this week, intervene to make someone aware of the situation and ensure they have the support they need.

FORBES: Suicide and Financial Crisis: How Real Is the Risk?

Paterson, Ross Ford and Ally Hogg were all halted in their tracks, but the Scarlets defence was showing signs of breaking under the strain and Robertson eventually claimed his second try after good handling from Ford and Paterson, who converted.

BBC: Edinburgh 32-12 Scarlets