名词
中文翻译：衰减率
同义词：
['decay rate', 'deterioration rate例句：1. The fading rate of the paint on the wall is quite high.（墙上油漆的褪色速度相当快。）']
例句：
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1. The fading rate of the paint on the wall is quite high.
墙上油漆的褪色速度相当快。
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2. The decay rate of the wood was very slow.
木头的腐烂速度非常慢。
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3.The deterioration rate of the building materials is a concern for maintenance professionals.
建筑材料的劣化速度是维护专业人员关注的问题。