泼水难收

po1 shui3 nan2 shou1

water once spilt cannot be retrieved (idiom); irreversible change

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泼水难收

pō shuǐ nán shōu

Things done cannot be undone.; It's no use crying over spilt milk.

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潑水難收|泼水难收 [pō shuǐ nán shōu] ► water once spilt cannot be retrieved (idiom); irreversible change