我们需要水来维持生命，如果我们不能明智地用水，水将会被耗尽！
We need water to stay alive and if we don't use water wisely, we will run out it!
如果我们需要水，我们可以摄取液体或我们可以摄取的食物与水的内容。
If we need water, we can either ingest liquid or we can ingest food with water content.
我们每天需要喝六到八杯水。
我们做任何事情几乎都需要用到水。
要改善柠檬水的味道，我们不需要去盐；我们加一些糖进去就可以。
To improve the taste of lemonade, we don't need to remove the salt from it; we can just add some sugar to it.
她给了地球上所有生物生命，给我们提供生活所必需的空气、食物、水和一切基本的需要。
She gives life to all the living things on the earth and provides us with air, food, water and other essential things we need for living.
他的女儿在叙述她对未来的希望时显得异常的平静；“我们需要帐篷，电和水。”
His daughter was equally calm as she contemplated the future: "We need tents, electricity and water."
生活中我们所需要的不过是食物，衣服，水，一台电脑，和一个能让我们大脑休息的像样的地方。
All we need in life is food, clothes, water, a computer, and a decent place to lay our heads.
我们也需要冷却反应堆，还有乏燃料,在乏燃料池里，但是那基本上意味着,你们想要维持冷却剂存货,也就是在主系统中的水。
We also need to cool the reactor and the spent fuel in the spent fuel pool but that basically means you wanna maintain the coolant inventory which means water in the primary system.
如果这颗行星有跟我们一样的大气层，就需要覆盖大约50%的云层来保持它足够凉，这样液态水才能在行星的表面存在。
If the planet has an atmosphere like ours, it would need about 50 percent cloud cover to stay cool enough for liquid water to exist on the surface.
减少购物。所有东西都需要水来制造。所以如果我们少买东西，就自然会节水。
Buy less stuff. Everything takes water to make. So if we buy less, we shrink our water footprint.
我们需要放弃作为撒哈拉非洲以南地区的缺水和水不安全定义方式的水胁迫指数，因为它在根本上扭曲了该地区当前和未来的水危机。
We need to abandon the water stress index as a way of defining water scarcity and insecurity in Sub-Saharan Africa, as it fundamentally misrepresents current and future water crises in the region.
尽管人类从事的无数活动都需要水，但只有在经历了缺水或需要付水费时我们才会多想想这不可或缺的液体。
Even though countless human pursuits require water, it is only when we experience a water shortage or pay a water bill that we think much about this indispensable fluid.
你真的不需要8杯水（我们会吃一些东西和喝其他的饮料），但是喝多了也无害。
You don't really need 8 glasses of water (we get some in food and other drinks), but drinking more water doesn't hurt.
既然所有的生物都需要水，而且水占了人体的三分之二，所以似乎很明显水对我们的健康极为重要。
Since all living things need it, and it makes up two-thirds of our bodies, it seems obvious that water is vital to our health.
它需要水去产生我们开车，运输蔬菜和使用烤箱的能量。
It takes water to create the power we use to drive our cars, transport our groceries, and run our toaster ovens.
格莱克说到，但是那值得争论，我们需要深入谈话来解决世界上的任何水问题。
And while it's a discussion worth having, Gleick said, conversations will need to dig more deeply to truly solve any of the world's water issues.
所有食物除了水之外，都会供应热量，而这些热量是我们身体所需要的，现时所有的热量计算单位是卡路里。
This is the number of calories your body would need, while at rest, to keep functioning.
所以加在一起说来就是：吃肉浪费和污染我们的天然资源-所需的水、土地和能量是植物性饮食的许多倍（这本身就是道德上的迫切需要）。
So add it all up: Eating meat wastes and pollutes our naturalresources -- requiring many times the water, land and energy of eatingplants (a moral imperative on its own).
科学家应该可以开发能够生长在火星上的植物。这些植物将会产生出我们所需要的食物。水和氧气。
Scientists should be able to develop plants that can grow on Mars. These plants will produce the food and oxygen that we need.
环境：一种需要用成千的尼龙水珠和仅仅一杯水的洗衣机，它(给我们)提供了一种更加绿色的洗衣方式。
Environment: a washing machine USES thousands of nylon beads, and just a cup of water, to provide a greener way to do the laundry.
需要时，干血浆晶体可以和水调和在一起，很像我们用饮料粉兑出软饮料一样。
When needed, the dried crystals could be mixed with water, much as we mix soft drinks from powders.
大家需要的是水，而非杯子，但我们有意无意地会去选择漂亮的杯子。
You need is water, rather than the cup, but we can choose to consciously or unconsciously.
她说，“在旱季我们不需要更多的水，在雨季我们也不用让水少点，我们就是希望让河流该怎么样就怎么样。”
“We don’t need more water in the dry season, and we don’t need less in the wet season, ” she said. “We would like to see the water as it is.”
她说，“在旱季我们不需要更多的水，在雨季我们也不用让水少点，我们就是希望让河流该怎么样就怎么样。”
“We don’t need more water in the dry season, and we don’t need less in the wet season, ” she said. “We would like to see the water as it is.”
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