名词
中文翻译：完全的退化
同义词：
['total collapse', 'completedevastation']
例句：
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1. The company's financial situation hasreached a total degeneration.
公司的财务状况已经彻底崩溃。
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2. The ecosystem has suffered a complete devastation due to the heavy rain.
由于大雨，这个生态系统遭受了彻底的破坏。
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3. Theold building was completely destroyed by fire.
这座老建筑被大火彻底摧毁。