名词
中文翻译：衰退的骨骼
同义词：
['senescence', "degeneration例句：1. The old man's skeletal structure is showing signs of declinature.（老人的骨骼结构显示出退化的迹象。）"]
例句：
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1. The old man's skeletal structure is showing signs of declinature.
老人的骨骼结构显示出退化的迹象。
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2. The researcher found that the process of aging was accompanied by a decline in the quality of life.
研究者发现，衰老过程伴随着生活质量的下降。
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3.As the years passed, the once-beautiful landscape began to show signs of declinature.
随着岁月的流逝，曾经美丽的景观开始显示出退化的迹象。