名词
中文翻译：冷点
同义词：
['freezing point', 'freezing point of water', 'critical temperature']
例句：
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1. The cold point in the ice is where it starts to melt.
冰的冷点是开始融化的地方。
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2.The temperature at the cold point is very important for the process.
在冷点的温度对于这个过程非常重要。
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3.We need to keep the thermometer at the cold point to prevent it from freezing.
我们需要把温度计保持在冷点，以防止它结冰。