名词
中文翻译：Unknown
同义词：
['unlucky', 'unfortunate', 'misfortune']
例句：
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1. She always wears a lucky charm to avoid being unlucky.
她总是佩戴护身符以避免不幸运。
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2. He was unlucky enough to break his leg in the accident.
他不幸在事故中摔断了腿。
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3. The weather is unluckily turning out to be rainy.
天气不幸地开始下雨了。