firebrick
noun [ C ] UK uk/?fa??.br?k/ us/?fa?r.br?k/
耐火砖(一种耐高温砖,用于需承受高温的建筑结构,如烟囱、火炉)
a brick that is not damaged by high temperatures and is therefore used when building things, such as chimneys and fireplaces, that will reach high temperatures


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