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单词 body mass index
释义

Collins Concise English Dictionary © HarperCollins Publishers::
body mass index n
  1. an index used to indicate whether a person is over- or underweight. It is obtained by dividing a person's weight in kilograms by the square of their height in metres. An index of 20–25 is normal
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更新时间:2025/7/23 16:23:43