短语
中文翻译：毫无价值地
同义词：
['flat out', 'completely', 'utterly', 'utterly']
例句：
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1.He was flat out wrong about the matter.
他对这件事完全错了。
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2. She decided to go ahead with her plan, flat out ignoring all objections.
她决定坚持她的计划，完全不理会所有的反对意见。
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3. The company's performance was flat out disappointing.
公司的绩效完全令人失望。