严重的维生素D缺乏会导致肌肉无力，骨质矿化缺陷以及佝偻病。

Severe deficits in vitamin D may lead to muscle weakness, defective bone mineralization and rickets.

youdao

严重的维生素D缺乏会导致肌肉无力，骨质矿化缺陷以及佝偻病。

Severe deficits in vitamin D may lead to muscle weakness, defective bone mineralization and rickets.

youdao