potassium metal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potassium metalpotassium metal — 名詞名詞1. a soft, silvery-white reactive metallic element1.名詞釋義鉀金屬a soft, silvery-white reactive metallic element例句Potassium metal reacts violently with water.