In fact, water cannot change. Pure water will continue to be pure water.

事实上，水永远不会改变。纯粹的水将一直都是纯粹的水。

Pure water from the surrounding Phoenix Mountains has long been a key part of the distilling process here.

采用周边的凤凰山上的纯净泉水，一直是蒸馏过程的关键所在。

That is what keeps its waters so pure.

这就是保持水域如此纯净的原因。

The program is called Pure Water San Diego.

这个水处理项目名为圣地亚哥纯净水。

Of course, the ocean isn't just pure water.

当然，海洋不仅仅是纯净水。

The bottle is sealed, and the label says " pure water" .

瓶子是密封的，标签上写着“纯净水”。

It is physically impossible for raindrops to form from pure water alone.

单靠纯净水是不可能形成雨滴的。

It's just like the naked egg we put in pure water.

就像我们把裸鸡蛋放在纯净水中一样。

You perceive that the resulting mixture has the appearance of pure water.

您看，这种混合液与清水无异。

Working with Pure Water, the brewery used purified water that came from wastewater.

该酒厂与纯净水项目合作，使用通过处理废水得来的纯净水。

They're actually made of countless small chunks of very nearly pure water ice.

它们实际上是由无数小块非常接近纯水的冰组成的。

Refresh yourself by the pure waters of Tenaya Lake, named in honor of Yosemite's last great chieftain.

而泰纳雅湖的纯洁净水 将令您心旷神怡，这面湖泊命名自 优胜美地最后一任伟大酋长，意义深重。

If you paid attention, you learned how pure water ionizes to form hydronium and hydroxide ions in reversible reactions.

也会出现0以下或是14以上的时候但那只会出现在一些极端条件下。

So all those trash, the black bags, the pure water sachets that clog the drains, everything can be recycled.

因此所有这些垃圾, 黑色的袋子, 堵塞下水道的纯水袋子, 一切都可以回收。

Pure water will continue to be pure water.

纯净水将继续是纯净水。

Pure water’s pH is exactly 7, which is perfectly neutral.

纯净水的 pH 值恰好为 7， 完全呈中性。

And when sea ice forms, it pulls pure water out of the ocean, and leaves salt behind, making the ocean water saltier.

当海冰形成时，它会将纯净水从海洋中拉出来，留下盐，使海水含盐量升高。

Now, while chemically pure water is an insulator, most water is impure.

现在， 虽然化学纯水是绝缘体，但大多数水都是不纯的。

We had trouble finding a pure water supply.

【pure】我们很难找到洁净的水源。

The urine and flush water go into a holding tank and then process through a series of filters until it's pure and clean water.

尿液和冲洗水进入一个水箱，然后通过一系列过滤器，直到它是纯净的干净的水。