马后炮 / 馬後炮
mǎ hòu pào
Meaning
- moving the cannon after moving the horse away
- a useless action or comment · something done after it's too late
Example sentences
事情已经定下来了，我们再怎么努力也无济于事了，一切都是马后炮了。
事情已經定下來了，我們再怎麼努力也無濟於事了，一切都是馬後炮了。
shì qíng yǐ jīng dìng xià lái le， wǒ men zài zěn me nǔ lì yě wú jì yú shì le， yī qiè dōu shì mǎ hòu pào le。
The matter is already settled, and no matter how hard we try, it will be in vain; it's all hindsight now.