堵窟窿

dǔkūlong ㄉㄨˇ ㄎㄨ ˙ㄌㄨㄥ

    • to cover a financial shortfall or pay off a debt
    • to patch a gap as a stopgap

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Saying俗语俗語

Idiom惯用语 · In everyday use

Literally
plug a hole
Meaning
To cover a financial shortfall or pay off a debt, often by patching one gap with other money. Usually implies a stopgap.

Sources