上周他凌晨五点醉醺醺地回家，那成了压垮骆驼的最后一根稻草。

Last week he came home drunk at five in the morning, and that was ___the ___final ___straw.

压垮骆驼的最后一根稻草是，由于行程未实现，我无法完成计划的事情。

___The ___last ___straw was that as a result of the unrealised itinerary, I couldn't do what I had planned.

在所有的延误和错误之后，错过截止日期成了项目经理无法忍受的最后那件事。

After all the delays and mistakes, the missed deadline was ___the ___last ___straw for the project manager.