ce·ment·ite /sɪˈmɛnˌtaɪt/ 碳化鐵
ce·ment·ite /sɪˈmɛntˌaɪt/ 名詞 碳化鐵體,膠鐵,滲碳體
cementite n : the iron carbide constituent of steel and cast iron; very hard and brittle [syn: iron carbide]