welding machine編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看welding machinewelding machine — 名詞名詞1. a device used to join metal parts by melting them1.名詞釋義焊接機a device used to join metal parts by melting them例句He used a welding machine to fix the broken fence.