其它所有成分，包括水，必须根据其重量降序排列。
All the other ingredients, including water, have to be listed in descending order by weight.
学生必须携带两瓶水以防口渴。
Students must bring along two bottles of water to prevent thirst.
新作物的产量必须更高，但消耗更少的水、富氮肥料或其他投入。
They must offer higher yields but use less water, nitrogen-rich fertilizers or other inputs.
我们必须每月给仙人掌浇一次水。
如果那被称为陆相，那么这个就必须被称为水相，对吧？
If that one is called the land phase, then this has to be called the water phase, right?
麦克法兰猜测，水必须煮沸这样的事实，加上茶净化胃的特点，意味着母亲提供的母乳比以往任何时候都更健康。
Macfarlane guessed that the fact that water had to be boiled, together with the stomach-purifying properties of tea meant that the breast milk provided by mothers was healthier than it had ever been.
稀有沙漠动物的捕猎者通过管理所他们捕猎和采集的野生资源来应对干旱，尤其是必须有稳定水供应才能生存的野牛。
The people who hunted the sparse desert animals responded to drought by managing the wild resources they hunted and gathered, especially wild oxen, which had to have regular water supplies to survive.
为了能够维持生命，这个新的星球不仅要有液态水，而且它的土表还必须是固态的，就像地球这样。
To be able to support life, the new planet would need not only to have water, but it would also need to be solid.
普韦布洛印第安人的预留水权从1848年起优先于其他公民的水权，这一年普韦布洛村落必须被视为保留地。
The reserved water rights of Pueblo Indians have priority over other citizens' water rights as of 1848, the year in which pueblos must be considered to have become reservations.
从极热的而干燥的岩石中提取热量，暴露出了一个更加困难的问题：必须击碎岩石以保证水的循环，而水必须是人工提供的。
Extracting heat from very hot, dry rocks presents a more difficult problem: the rocks must be fractured to permit the circulation of water, and the water must be provided artificially.
幼虫必须在旅途中进食，而它们在春天的释放正好赶上了藻类从地表水倾泻而下的高峰。
The larvae must feed during their trip, and their springtime release coincides with a peak in algae raining down from surface waters.
要把雾变成水，你必须收集水滴。
这次我必须带回干净的水，尽管这会花费我很长时间。
I must take back clean water this time, even though it will take me a long time.
在你抽水之前，你必须把瓶子里的水倒进泵里！
You must pour the water from the bottle into the pump before you draw water!
宇宙飞船在前往火星的漫漫长途之中，必须携带大量的水。
The spaceship will have to carry a lot of water for the long trip to Mars.
必须阻止工厂把被污染的水倒入河流和湖泊。
Factories must be prevented from pouring polluted water into rivers and lakes.
当然，你必须把水都倒入另外一个容器。
随着全球粮食产量的提高，“我们必须保护好水和空气质量。
As the world steps up production, "We have to protect the water and air quality.
为了真正了解问题的严重程度，我们必须首先对水在我们日常生活中的广泛影响以及我们在改善未来方面的能力作出估计。
In order to really understand how serious the problem is we first must take stock of the immense impact water has on our daily lives and our ability to provide for a better future.
一些明显与水无联系的政策也必须改变。
Some policies apparently unconnected to water must change too.
仅在今后的25年中，谷物生产将不得不增加将近50%，其中增产的大部分必须来自土地、水和其他已经在利用的自然资源。
Only in the next 25 years cereal production will have to increase by nearly 50 percent and much of this production increase must come from the land, water and other natural resources already in use.
鱼要想往前游，它们必须往后推水。
所以水必须是温和而平静的。
容器内的水必须每6个月更换一次。
Water stored in your own containers should be replaced about every 6 months.
但是Michael必须等到倒数结束，这样水才能达到必要的高度。
But Michael must wait until the clock runs down, allowing the water to reach the necessary height.
他们必须寻找食物、水和避难所，并解决健康问题-这也是将近10亿食物不足人口每天面临的极端挑战。
They all must find food, water and shelter, and resolve health issues - extreme challenges that almost one billion undernourished people face daily.
首先必须把水从水槽中流掉。
如果他们自己想要使用更多的水，就必须向邻居购买水权。
But if they want more water themselves, they must buy it from a neighbour.
如果他们自己想要使用更多的水，就必须向邻居购买水权。
But if they want more water themselves, they must buy it from a neighbour.
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