rickets
柯林斯词典
1. N-UNCOUNT Rickets is a disease that children can get when their food does not contain enough Vitamin D. It makes their bones soft and causes their liver and spleen to become too large. 佝僂病
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1. N-UNCOUNT Rickets is a disease that children can get when their food does not contain enough Vitamin D. It makes their bones soft and causes their liver and spleen to become too large. 佝僂病