hearth：释义

The floor of a fireplace, usually extending into a room and paved with brick, flagstone, or cement.

Family life; the home.

Metallurgy The lowest part of a blast furnace or cupola, from which the molten metal flows.

Metallurgy The bottom of a reverberatory furnace, where ore is exposed to the flame.

The fireplace or brazier of a blacksmith's forge.