C1idiom
The straw that broke the camel's back
참을 수 없게 만든 마지막 요인 (인내의 한계를 넘게 한 사건)
The final problem in a series of difficulties that causes everything to collapse.
예문
That complaint was the straw that broke the camel's back.
The last delay was the straw that broke the camel's back.