last chance saloon       
noun [ S ] uk/ˌlɑːst tʃɑːns səˈluːn/ us/ˌlæst tʃæns səˈluːn/
 (多次失败后)最后成功的机会
a final opportunity to be successful or to be accepted after a number of failures
  Everyone knew the company was in the last chance saloon. 大家都知道这是这家公司最后的机会了。 
 The minister warned the press that they were drinking in the last chance saloon.
 - More examples
 - What we are actually saying is that this is a last chance saloon to make the voluntary system work.
 - The cricketer admitted that this was his last chance saloon - if he didn't do things right, he was sure England would run out of patience.
 - Some of the players are already in the Arsenal departure lounge while others are in the last chance saloon.