英语词汇“關了釘兒”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	關了釘兒
释义	關了釘兒 guān le dīngr敲紧钉子。比喻约定的事情不再改变。这项合作案已经关了钉儿，不能毁约，否则要罚款。
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