名词
中文翻译：Unknown
同义词：
['point source', 'point-source', 'point-source radiation', 'point-source radiator']
例句：
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1. The point-source radiator is the main source of heat in the room.
点源辐射器是房间中的主要热源。
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2. The point-source radiator is responsible for heating the entire room.
点源辐射器负责整个房间的加热。
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3. The point-source radiator is a crucial component in the heating system.
点源辐射器是供暖系统中的关键部件。