Though one should have dreams, it's not realistic to exist on dreams.
尽管人应该有梦想，但是依靠梦想生活也不现实。
Most scientists believe that the moon's poles are where water is most likely to exist.
大多数科学家认为，月球的两极是最有可能存在水的地方。
Earth is a rocky planet where there is liquid water, which is necessary for life to exist.
地球是一个岩石行星，这里有液态水，这是生命存在的必要条件。
Without it stopping to feed and spreading pollen from flower to flower, these plants would cease to exist.
如果它不停下来进食，不把花粉从一朵花传到另一朵花，这些植物就会不复存在。
This is because he believes that the soul exists, will continue to exist after the death of the body, and the soul is immortal.
这是因为他认为灵魂是存在的，在肉体死后仍会继续存在，而且灵魂是不朽的。
Consider this, he says: "while one is thinking or doubting, or doing any of those sorts of mental activities, one has to exist, right?"
想了一下这个，他说：“当一个人在思考或质疑，或做任何类似这种的精神活动时，他必须存在，对吧？”
The explanation is that each aspen while appearing to exist separately as a single tree, is in fact only the stem or shoot of a far larger organism.
对此的解释是，每一棵白杨，虽然看起来是独立存在的一棵树，但实际上只是一个巨型有机体的茎或芽。
In reality, that "handsome prince" we seem to be promising is in good company with Santa Claus and the Easter Bunny—nary a one of them seems to exist.
在现实中，我们似乎一直在期待的那位“英俊的王子”和圣诞老人、复活节小兔子是一类人——没有哪一个是真实存在的。
The modern atmosphere supports many forms of complex life that would not have been able to exist in Earth's first atmosphere because the oxygen level was too low.
现代大气层支持着许多复杂的生命形式，而这些生命在地球最初的大气层中是不可能存在的，因为当时的氧气含量太低。
Recent findings lend strong support to the theory that a black hole lies at the center of the Milky Way and of many of the 100 billion other galaxies estimated to exist in the universe.
最近的发现有力地支持了这样一种理论，即银河系中心，和宇宙中估计存在的1000亿个其他星系中的许多里有一个黑洞。
If society is to exist as a unity, its members must have shared values.
社会若要成为一个统一的群体，它的成员就必须有共同的价值观。
At times, these breaks and transitions will be self-determined, at others they will be forced as existing roles, firms, or industries cease to exist.
有时，这些中断和过渡将是自身决定的，而有时则会随着现有角色、公司或行业的消失而被迫进行。
Although it is possible to exist on traveler's cheques, Eurocheques and credit cards issued by British banks, the fees for these services can be expensive.
虽然可以通过旅行支票、欧洲支票和英国银行发行的信用卡使用，但这些服务的费用可能很昂贵。
That twenty-one ceramic dog figurines were discovered during the excavating of a 1,000-year-old Hohokam village in Tempe, Arizona, has nearly doubled the number of these artifacts known to exist.
在对亚利桑那州坦佩的霍霍坎村进行挖掘时，发现了21件陶制狗像，这使得已知的狗像数量增加了近一倍。
Two years later, the Soviet Union, too, ceased to exist.
两年后，苏联也不复存在。
These resources need to exist on a messaging infrastructure.
这些资源需要存在于消息传递基础结构上。
But the idea of creating a nuclear Armada continued to exist.
但是建立核舰队的愿望依然存在。
It doesn't have to be a rigid process, but it does need to exist.
它并不是一个僵化的过程，但他的确每时每分都存在。
These views are guaranteed to exist in subsequent releases of DB2.
这些视图保证存在于DB 2后续版本中。
But if a company is too big to fail, should it be considered too big to exist?
如果一间公司大到不能倒，那是否也意味着它大到根本不该存在？
They had unexpectedly become younger and seemed to exist in a brighter light.
他们不但出人意料的变得更加年轻，而且似乎被笼罩在更为明亮的光辉之中。
Surely God would not have created such a being as man to exist only for a day!
神创造的人类绝不是只为生存于世上一朝半日而已！
To create means "to bring into being, to cause to exist" something each of us does daily.
创造的意思是“使形成，使存在”——这是我们每天都做的事情。
This enables two modules to exist in the system which use different versions of a package.
这使得系统中可以存在两个使用不同包版本的模块。
There is no reason why polio should continue to exist anywhere in the world after next year.
明年之后应无脊髓灰质炎继续在世界任何地方存在的理由。
The secret world of the old Shanghai bomb shelter seems to exist in a parallel universe.
对现实世界来说，那些旧上海的防空洞仿佛是另一个平行世界的所在。
To be or not to be--to live intensely and richly, merely to exist, that depends on ourselves.
生存还是毁灭--活得热烈活得丰富，还是只是简单存在，这就全在我们自己。
And in virtual reality, the outside world and all its inhabitant effectively ceases to exist.
在虚拟现实中，外部世界和及其所有居民有效的停止了存在。
And in virtual reality, the outside world and all its inhabitant effectively ceases to exist.
在虚拟现实中，外部世界和及其所有居民有效的停止了存在。
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