九九歸一

jiǔjiǔguīyī

when all is said and done; in the last analysis; after all

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jiu3 jiu3 gui1 yi1

nine divide by nine is one (abacus rule), when all is said and done

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九九歸一|九九归一 [jiǔ jiǔ guī yī] ► nine divide by nine is one (abacus rule) ► when all is said and done