Definition
The point at which a process or activity can no longer continue; the final stage.
山穷水盡（的境地）
This project has reached the end of the line due to a lack of funding.
由於缺乏資金，這個項目已經走到了盡頭。
After many attempts, they discovered they had reached the end of the road with their options.
經過多次嘗試後，他們發現自己的選擇已經走到了盡頭。
When all his claims were proven lies, his scheme reached the end of the line.
當他所有的謊言被揭穿時，他的計劃就走到盡頭了。