动词
中文翻译：使变灰
同义词：
['darken', 'darken', 'darken']
例句：
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1.The paint on the wall has thyridiated over time.
墙上的油漆随着时间的推移已经变灰了。
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2. The sky turned a deep shade of blue as the sun set.
太阳落山时，天空变成了深蓝色。
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3.The old building was thyridiated by age and neglect.
这座老建筑因为岁月和忽视而变得暗淡无光。