名词
中文翻译：酸度
同义词：
['acidity', 'acidic例句：1. The pH level of the solution is 4.2', 'indicating a low acidity.（溶液的pH值为4.2，表明酸性较低。）']
例句：
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1. The pH level of the solution is 4.2, indicating a low acidity.
溶液的pH值为4.2，表明酸性较低。
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2.The food was prepared with natural ingredients to maintain its hypoacid properties.
食物是用天然成分准备的，以保持其低酸性质。
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3. Hypoacidity can be caused by various factors, including diet and lifestyle.
低酸度可能由多种因素引起，包括饮食和生活方式。