管不着

guǎnbuzháo

have no right to interfere; (it's) none of your concern (or business)

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guan3 bu5 zhao2

to have no right or ability to interfere in sth, it's none of your business!

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管不著|管不着 [guǎn bu zháo] ► to have no right or ability to interfere in sth ► it's none of your business!