hearth block

例句：

1. 1. The fireplace was built with hearth blocks from the local stone quarry.
   壁炉是用当地石矿场的火砖砌成的。
2. 2.The old house had a hearth block that was over 100 years old.
   这所老房子有一个超过100年历史的壁炉砖块。
3. 3.The builders used hearth blocks to create a cozy fireplace in the living room.
   建筑工人用壁炉砖块在客厅里创造了一个温馨的壁炉。