as a last resort是什么意思

as a last resort
作为最后的手段
双语对照
词典结果：
as a last resort[英][æz ei lɑ:st rɪˈzɔːt][美][æz e læst rɪˈzɔːrt]
万不得已;
例句:
1.
It concluded that nationalisation was a costly and risky proposition that should be adopted only as a last resort.
其得出的结论是国有化是一个昂贵而危险的命题,只能作为万不得已才使用的手段.