A refractory brick, usually made of fire clay, used for lining furnaces, fireboxes, chimneys, or fireplaces.是什么意思_A refractory brick, usually made of fire clay, used for lining furnaces, fireboxes, chimneys, or fireplaces.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句