Hydrochloric acid is one of the strongest acids out there.

盐酸是最强的酸之一。

So if you took the stomach acid out, what would happen?

那么如果把胃酸取出来，会发生什么呢？

You'll never find something as powerful as pure sulfuric acid out in nature, since it's so strong that it violently reacts with pretty much anything it touches — including water.

你在自然界中很难找到像纯硫酸一样强的酸，它酸性强到几乎能和接触到的所有物质发生剧烈反应——包括——水。