







板上钉钉 is a Chinese idiom (chengyu) meaning “Something that is firmly decided and unchangeable”. A foregone conclusion; set in stone. Literally, “Nail on a board”.

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Open the tool →板上钉钉 (bǎn shàng dìng dīng) is a Chinese idiom (chengyu) meaning “Something that is firmly decided and unchangeable”.
板上钉钉 is pronounced bǎn shàng dìng dīng in Mandarin Chinese.
Literally, 板上钉钉 means “Nail on a board”. It is used to mean “Something that is firmly decided and unchangeable”.
在石板上钉上铁钉。比喻事情已经决定,不能改变。