名词
中文翻译：Unknown
同义词：
['incomplete survey', 'incomplete census', 'incomplete enumeration']
例句：
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1. The governmentis conducting an incomplete census to gather data for its upcoming budget proposals.
政府正在进行不完全的人口普查，以收集数据为即将到来的预算提案。
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2. The researchers conducted an incomplete census of the population to determine the number of people who were eligible for the vaccine.
研究人员对人口进行了不完全的人口普查，以确定有资格接种疫苗的人数。
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3. Theincomplete census revealed that there were more undocumented immigrants than previously thought.
不完全的人口普查显示，与之前认为的相比，有更多未登记的移民。