What all of these have in common is that they restrict processed foods and refined the sugars.

所有这些的共同之处在于它们限制了加工食品和精制糖。

We refine our iron and turn it into steel precisely as we refine our sugar and petroleum.

我们精炼铁并将其转化为钢， 就像我们精炼糖和石油一样。