斩钉截铁PausePrevious1/8Next📱 Open with AppHSK 6zhǎn dīng jié tiě 斩钉截铁ShareDefinitions-resolute and decisiveRelated WordsHanziHSKPinyinEnglish Definition地铁3dì tiěsubway钢铁5gāng tiěiron and steel截止6jié zhǐend, close截至6jié zhìbe no later than, by