Some dams hold as little as 17 percent of possible storage.

有些坝的蓄量只占可能蓄量的17%。

Our hot water comes from a cistern on the roof.

热来自屋顶的蓄箱。

The dams hold water for a few purposes.

这些坝蓄有几个目的。

Vast reservoirs will catch the monsoon rains to replenish the aquifers.

巨大的蓄池可以收集雨含层。

Snowpack is its own type of reservoir.

积雪是其自身的蓄池。

She was filling the tank for him !

她在替他向蓄池注！

The Sau Reservoir is already at less than 10% capacity.

绍库的蓄量已经不足10%。

There's a large room back there, which is a cistern.

后面有一个大房间，那有个蓄罐。

So if you're looking for water holding capacity, perlite probably isn't the thing.

因，需要蓄功能的话，珍珠岩不在话下。

But now, they are only about 27 percent full.

但现在，它们的蓄量只有27%左右。

The rivers that feed waterfalls freeze into spectacular ice climbs or natural sculptures.

为瀑布蓄的河流会结冰，变成壮观的冰峰或自然冰雕。

More rain means fuller lakes rivers and aquifers.

更多的雨意味着更丰富的湖泊、河流和蓄层。

In 2000, both reservoirs were about 95 percent full.

2000年，两座库的蓄量都达到了95%左右。

Lead is much used for making water-pipes, and for lining water-systems.

制造管、蓄池的衬里, 都要用很多铅。

Done consistently the hope is that cloud seeding can help bank water.

一直以来，人们都希望人工降雨能够帮助蓄。

And I have to collect rainwater, which goes into the original cistern downstairs.

我还得收集雨，雨会流入楼下原来的蓄池里。

Drop by precious drop, this miracle water is channelled to a reservoir.

一滴接着一滴，奇迹般地流入了蓄池。

Much of the Sahara is underlain by an enormous freshwater aquifer.

撒哈拉绝大部分区域是由底下的 巨大淡地下蓄层支撑。

Excess water and nutrients return to special reservoirs and then start circulating again.

多余的分和营养物质回到特殊的蓄池，然后再次开始循环。

It's the monsoon season, and the mighty Mekong, southeast Asia's greatest river, is in full flood.

现在正值季风时节，东南亚最大的河流，湄公河蓄足。