DeVere博士说，一半的糖尿病患者味觉和嗅觉减退，90%的阿尔茨海默氏病患者味觉功能减弱。

Half of all people with diabetes have a diminished sense of smell and taste, and 90 percent of those with Alzheimer's disease have impaired smell capacity, Dr. DeVere said.

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接下来的症状就是味觉和嗅觉功能的减弱。

The next set symptoms to arise were a loss of taste and smell.

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