水乳交融

shuǐrǔjiāoróng

as well blended as milk and water—in complete harmony

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in complete harmony

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in complete harmony

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水乳交融

shuǐ rǔ jiāo róng

get along swimmingly with each other; be in perfect (complete) harmony; blend as well as milk and water; completely blended like milk and water -- in complete harmony; mixed well like milk and water