名词
中文翻译：Unknown
同义词：
['wall heater', 'wall oven', 'wall heat source']
例句：
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1. The mantle heater in the living room provides a cozy and warm atmosphere.
客厅里的壁炉加热器提供了舒适而温暖的氛围。
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2. The mantle heater is designed to keep the room warm during winter.
壁炉加热器设计用来在冬天保持房间温暖。
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3. The mantle heater was installed by a professional electrician to ensure safe operation.
壁炉加热器由专业电工安装，以确保安全运行。