Human diet will be it take salt, magnesium, calcium, iron to take often equally too.

人类的饮食也一样常要吃盐、镁、钙、铁…等无机盐。

youdao

Human diet will be it take salt, magnesium, calcium, iron to take often equally too.

人类的饮食也一样常要吃盐、镁、钙、铁…等无机盐。

youdao