形容词
中文翻译：无符号的
同义词：
['unbounded', 'unspecified']
例句：
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1. The team's performance was unsigned, meaning they didn't have a specific target.
团队的表现是未定号的，意味着他们没有具体的目标。
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2. The company's budget is unsigned, so it's unclear how much money they will spend.
公司的预算是未定号的，所以不清楚他们将花费多少钱。
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3. The project's scope is unsigned, which means it's not clear what needs to be done.
项目的范畴是未定号的，这意味着不清楚需要做什么。