压垮骆驼的最后一根稻草;终于使人不堪忍受的最后一件事(或因素等)
牛津电影里 100%
the last in a series of bad events, etc. that makes it impossible for you to accept a situation any longer
- Please, Mr. Bienstock. - This is the last straw.
释义来自《牛津高阶英汉双解词典》第 9 版