Extra sulfites can help preserve, or keep, the wine.

额外的亚硫有助于葡萄酒的保存。

At the same time, sulfites, which are added to wine as preservatives, also take their leave.

与此同时，作为防腐剂添加到葡萄酒中的亚硫也随之消失。

Some natural winemakers add sulfites, a chemical produced naturally in grapes.

一些天然酒师会添加亚硫，这是葡萄中自然产生的一种化学物质。

And he found that ferrous sulfite, when rubbed over it, would make it appear.

他发现当将亚铁硫抹其上时，它就会显现出来。

No consumption of carrageenan, sulfites, or MSG.

不含卡拉胶、亚硫或味。

A second type eats these electrons and converts sulphate  into sulfite that is then eaten by a third microbe and so on.

第二种类型消耗这些电子，并将硫转化为亚硫，然后被第三种微生物食用，以此类推。

They're not adding additives or sulfites to the wines, as more traditional winemakers would typically do.

他们没有向葡萄酒中添加添加剂或硫化物，而这在更为传统的酒师中是常见的做法。