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Open the tool →孜孜不怠 (zī zī bù dài) is a Chinese idiom (chengyu) meaning “to be diligent and assiduous”.
孜孜不怠 is pronounced zī zī bù dài in Mandarin Chinese.
Literally, 孜孜不怠 means “Diligently and unremittingly”. It is used to mean “to be diligent and assiduous”.
勤勉努力,毫不懈怠。