铁tiěiron (metal); firm, unyielding (adj.)HSK 7-9PronunciationtiěExample sentence铁在工业生产中是一种非常重要的金属。Tiě zài gōngyè shēngchǎn zhōng shì yī zhǒng fēicháng zhòngyào de jīnshǔ.Iron is a very important metal in industrial production.Read and choose an answerOne fixed sampleExplore a sample