拼音:bǎn shàng zá dīng
注音:ㄅㄢˇㄕㄤˋㄗㄚˊㄉㄧㄥ
解释:比喻事情已定,不容变更或说话算数。
出处:参见“板上钉钉”。
英语:That clinches it.
单字解释: 板 上 砸 钉
Metaphor: things have been decided and can not be changed or keep their words.
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