Reverse transformations also exist from lower to higher levels of abstraction.
还存在从较低抽象级别到较高抽象级别的反向转换。
There exist from country to country large differences in the proportion of private educational system in the education at the same level.
私立教育规模在同级教育中所占的比例，各国之间存在着较大的差异。
We know that they exist from the impact they have on their surroundings: causing nearby stars to orbit galactic centres at breakneck speeds, for instance.
我们都知道，他们以对周围环境的影响而著称：比如，使周围恒星以极快的（可以折断你的脖子的）速度绕星系中心运转。
When a constraint is applied to a generic type parameter, an implicit identity or reference conversion must exist from the concrete argument to the type of the constraint.
在将某一约束应用于泛型类型参数时，必须存在从具体参数到该约束类型的隐式标识或引用转换。
This difference between human beings and animals does not exist from the birth of a man, but gradually emerges in the course of the growth of human beings and individual life.
人与动物的这种差异，不是从人类的一出生就有的，而是恰恰是从人类以及每个个体生命的成长过程中逐步显现出来的。
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。
Volcanic island species are all transplants from distant locations and exist in combinations not found elsewhere.
火山岛物种都是从遥远的地方移植过来的，它们的组合在其他地方是找不到的。
Similarly, the queue manager and all the data sets that support it can be deleted, but the RACF profiles will still exist until they are deleted from the RACF database.
类似地，可以删除队列管理器和支持它的所有数据集，但是racf概要文件仍然存在，除非您从RACF数据库删除它们。
Which brings us to my final piece of advice; don’t try to extract from what doesn’t exist.
是什么给我们带来了最后的忠告呢？ 不要从那些不存在的东西中摘取东西。
If the email address is not valid or does not exist, we expect to get an error from the email provider.
如果电子邮件地址无效或不存在，就会从电子邮件提供商那里收到一个错误。
If no mechanisms exist to prevent process steps from being ignored, then ignored they will be, because of time, budget, or other business pressures.
由于时间、预算或其他业务压力，如果不存在某种机制来阻止流程步骤被忽略，那么它们将被忽略。
Clearly, Volvox evolved from similar algae that exist only as single cells, but until now the genetics of the process have been obscure.
毫无疑问团藻是由类似的只以单细胞形式存在的藻类进化而来，但直到现在这一过程的遗传学原理依然模糊不清。
Unfortunately, however, no standard HTTP request headers exist for transmitting a user's time zone from the browser to the server.
但遗憾的是，不存在将用户的时区从浏览器传输到服务器的标准HTTP请求头。
Protocols differ from interfaces in that their methods exist, as ordinary functions, the moment they are defined.
协议不同于其方法存在的接口，作为普通函数，目前可以定义它们。
The word has Greek roots but didn't exist in classical Greek. Instead it was constructed from parts that did exist way back then.
这个单词有希腊语的根源，但在古希腊语中并不存在。反之，它是由老早之前确实存在的一些部分构成的。
This overhead does not exist when reading full XML documents from a CLOB where the XML is already stored in text form.
当从CLOB(在clob中xml本来就是以文本形式存储的)读取完整的XML文档时，不存在此开销。
There exist no fixed pattern from the dressing and making ups to study and drinking tea.Everyone's best goal is to be heself rather than copy others.
从穿衣打扮到读书喝茶，都没有一定之规，每个人最好的目标是做他自己，而不是复制别人。
Fortunately, cryptographic techniques already exist to secure messages from one ubiquitous computer to another and to safeguard private information stored in networked systems.
幸运的是，能够确保邮件从一台无处不在的计算机到另一台以及到存储在网络系统上的保密私人信息的加密技术已经存在。
This means that the historical rates only will be copied when values exist for both the From and to currency.
这意味着，仅当From和To货币都存在值时，历史汇率才会被复制。
You can verify whether packages already exist for artifacts from your projects by specifying the following in the bindprops and then running bind: defaultOptions = –verifyPackage DETAIL.
您可以验证来自您的项目的工件对应的包是否存在，方法是在bindprops 中指定以下内容并运行绑定：defaultOptions = –verifyPackage DETAIL。
But Web site PRINTER does not have the user's photos. Therefore there must exist data flow from site photo to PRINTER.
但是web站点PRINTER没有用户的照片，所以web站点photo和PRINTER之间肯定会存在数据流。
But unlike what you see in a rear view mirror, things from your past exist only in your mind and usually have little bearing on your present.
但是并不像你在后视镜里看到的那样，过去的事情仅仅存在于你的心中，通常对你现在的生活没有多大影响。
Because we spend so much time online, we began seriously thinking about what kind of browser could exist if we started from scratch and built on the best elements out there.
由于我们在网上花费了如此多的时间，所以我们开始认真地考虑如果我们从头做起并构建最好的基础那么什么样的浏览器才能够存在？
Thus, dark matter must exist, and it was wrenched apart from normal matter by the force of the collision of the clusters.
因此，暗物质一定存在，而且星云团的碰撞产生的作用力将暗物质同普通物质相分离。
The latest evidence suggesting that food addiction really does exist comes from a small study at Yale that has gotten major league attention.
最近来自耶鲁大学的一份关于对特定食物也存在成瘾性的最新实验证据引起了广泛地关注。
Such differences certainly exist, but drawing inferences from them is not as easy as it may appear.
这样的差别肯定存在，但从中做出推论却没有看上去那么简单。
It's difficult to imagine our mothers as women with stories and selves that exist separately from ours.
母亲们拥有与我们自己的截断不同的故事与自我，这一点让人难以想象。
Free of prejudice – Prejudice makes us dumb. It put thoughts in our head. Thoughts that shouldn't exist, and blind us from truth.
放下成见- 成见会使人变得愚蠢，成见会在我们大脑里丢进不正确的想法，它对我们蒙蔽了真相。
Free of prejudice – Prejudice makes us dumb. It put thoughts in our head. Thoughts that shouldn't exist, and blind us from truth.
放下成见- 成见会使人变得愚蠢，成见会在我们大脑里丢进不正确的想法，它对我们蒙蔽了真相。
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