名词
中文翻译：热水循环
同义词：
['hot water flow', 'hot water circulation例句：1. The hot water circulation system is responsible for distributing hot water throughout the building.（热水循环系统负责在整个建筑中分配热水。）']
例句：
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1. The hot water circulation system is responsible for distributing hot water throughout the building.
热水循环系统负责在整个建筑中分配热水。
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2. The hot water circulation system helps to maintain a comfortable temperature in the room.
热水循环系统有助于保持房间的舒适温度。
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3. The hot water circulation system is essential for maintaining proper hygiene in public restrooms.
热水循环系统对于公共洗手间保持适当的卫生至关重要。