名词
中文翻译：水冷却器
同义词：
['cooler', 'water dispenser']
例句：
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1.The office has a new water-water cooler installed to improve efficiency.
办公室安装了一个新的饮水机，以提高效率。
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2. The student asked for a water-water cooler at the cafeteria.
学生在食堂要求提供一台饮水机。
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3.The teacher recommended that we use a water-water cooler instead of buying bottled water.
老师建议我们使用饮水机而不是购买瓶装水。