名词
中文翻译：头部密度
同义词：
['head count', 'head count rate例句：1. The head density of the population is increasing rapidly.（人口的头部密度正在迅速增加。）2. The head density of the forest is high', "which means it's densely packed with trees.（森林的头部密度很高，这意味着树木密集地生长在一起。）3. The head density of the data indicates that there are many missing values.（数据头部密度表明存在许多缺失值。）"]
例句：
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1. The head density of the population is increasing rapidly.
人口的头部密度正在迅速增加。
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2. The head density of the forest is high, which means it's densely packed with trees.
森林的头部密度很高，这意味着树木密集地生长在一起。
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3. The head density of the data indicates that there are many missing values.
数据头部密度表明存在许多缺失值。