名词
中文翻译：Unknown
同义词：
['deterioration', 'discoloration']
例句：
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3. 例句：1. The fabric has started to show signs of rextinction.
这件织物开始出现褪色的迹象。
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2. The old painting has begun to exhibit rextinction.
这幅旧画已经开始显现褪色现象。
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3. The sun's rays have caused the fabric to undergo rextinction.
阳光的照射导致织物开始褪色。