The only sources of heat are a wood burning stove and fireplace.
唯一的热源是烧柴炉和壁炉。
2
But in his time, the Franklin Stove produced far more heat than a fireplace, cost less to operate, was less smoky, and became popular all over the world.
可是，在那个时代，富兰克林炉比壁炉发出的热量大得多，费用少，烟也少，因此而流行于全世界。
3
A 300-square-foot family room built into the first-floor ell has a fireplace and a pellet stove, rough wood-beam ceilings and bright-blue trim.