缩写
中文翻译：不固定短语
同义词：
['unspecified', 'undefined']
例句：
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1. The project's budget is not specified in the proposal.
项目的预算在提案中没有指定。
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2. The results are unspecified until further analysis is completed.
结果将在进一步分析完成后确定。
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3. The meeting minutes were unspecified by the organizers.
会议记录由组织者未指定。