名词
中文翻译：双火炉
同义词：
['double furnace', 'double firebox furnace例句：1. The double hearth furnace is used to heat the room.（双火炉用于加热房间。）2. The double hearth furnace is a popular choice for heating homes.（双火炉是家庭供暖的热门选择。）']
例句：
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1. The double hearth furnace is used to heat the room.
双火炉用于加热房间。
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2. The double hearth furnace is a popular choice for heating homes.
双火炉是家庭供暖的热门选择。
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3.The double hearth furnace is easy to maintain and requires regular cleaning.
双火炉易于维护，需要定期清洁。