名词
中文翻译：Unknown
同义词：
['useless', 'valueless']
例句：
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1.The old house is a stathenry to the new development.
这座旧房子对新发展毫无价值。
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2. He found the information useless and discarded it.
他发现这些信息没用，就丢弃了。
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3.The decision was considered valueless by many experts.
许多专家认为这个决定毫无价值。