a type of hard red stone that contains red and white crystals, which can be polished (= made smooth and shiny by rubbing) and made into statues, jewellery, etc. 斑岩(porphyry):一种包含红色和白色晶体的坚硬红色石头,可以抛光(通过摩擦使其光滑有光泽)并制成雕像,珠宝等。 Word Originlate Middle English: via medieval Latin from Greek porphuritēs, from porphura ‘purple’.