Sub elements must be in pairs and correctly nested within their parent element.
位于父元素之内的子元素必须成对出现且使用正确的嵌套。
A pylon is supposed to be a beautiful thing. In ancient Egypt, pairs of tapering stone towers called pylons marked the entrances of temples.
高塔应属美之物，在古埃及，成对下粗上细的塔门标出庙宇的入口，基督教建筑师也借用哥特教堂前面竖上双塔的想法。
They surmise that the technique, which involves zapping the electron pairs with microwaves to test for entanglement, could be used to study the properties of entanglement in many different molecules.
他们推测，此项技术，包括跳过有微波的电子对们来测试这种纠缠的影响，可以被用来应用于研究不同电子的纠缠的特性。
It promises to be an invaluable resource for scientists trying to figure out how a text of base pairs constructs the most complicated machine in the known universe.
科学家们一直试图弄明白一大堆碱基对是如何构造出人脑这个在已知的宇宙中最复杂的机器的。这个图将为此提供宝贵的资源。
The SSL protocol is based on public-key cryptography where encryption keys come in pairs that are mathematically related, but one cannot be deduced from knowing the other.
SSL协议基于公钥密码，加密密钥成对地出现在公钥密码中，它们是在数学上是相关的，但无法由一个推知另一个。
For instance, several name-value pairs could be included in the URL to perform more sophisticated operations.
例如，可以在URL中包括多个名称-值对以执行更复杂的操作。
From this, we can see designers need be careful when placing pairs of text fields that users don't confuse them for the sign-in boxes.
由此可见，设计师在放置一堆文字输入框的时候应当注意用户是否会把它们误认为登录框。
One street is lined with shops selling yuhuashi, or fish fossils. Framed fossils embedded in shale, often in mirror-image pairs, can be had for a dollar or two.
朝阳市的大街上到处林立着出售鱼化石的店铺，花上一两美元就可以买到一块镶在镜框中的页岩化石。
These attributes are unlike the others in that they are just name-value pairs and can be set to anything you wish.
这些属性跟其他的不同，它们只是名称值对，并可按需对其进行设置。
If values are to be supplied for the annotation, these are given as name-value pairs in parentheses following the annotation name.
如果要给注释赋值，在注释名后面的圆括号中以名值对的形式给出。
The constructor for this object pulls together information from the incoming XML document so that the name value pairs specified in the MIB can be populated.
这个对象的构造函数从进来的XML文档收集信息，以便填充MIB中指定的 “名/值”对。
Factors can always be harvested in pairs.
因子可以是成对的。
Purchasethem in the off season when you'll be able to get genuine pairs at discountprices.
在淡季时你可以以折扣价拿到正品。
It can also take actions; blocks of code enclosed in pairs will be executed when the parser reaches that point in an expression. For instance, one might write.
它还可以采取动作；当解析器达到表达式中的那个条件点时，封装在中的代码块将会被执行。
For this purpose, you use the hash class in Ruby, which allows you to create key-value pairs (in what appears to be an array), but then easily reference them later by key.
为此，您可以使用Ruby中的hash类，它允许您创建键值对(类似于数组)，但是随后可以轻松地通过键引用它们。
We will be able to access this set of name-value pairs in our Groovy code using Zero's global context.
我们将能够使用Zero全局上下文来访问Groovy代码中的这组名称-值对。
The Custom properties panel can be used to enter any generic configuration settings for the MQ messaging provider activation specification in the form of name-value pairs.
可以使用Customproperties面板以名称-值对的形式为MQ消息传递提供程序激活规范输入任何常规配置设置。
This is where the computing comes in. Computers allow individual genomes-all 3 billion base pairs of them-to be compared.
这时需要引入计算机，对个人基因组序列中的30亿组碱基对进行比较。
Dr. Burt found that, among 289 pairs of male twins, all born in the ’70s, those who exhibited lower levels of antisocial behavior at ages 17 and 20 were more likely to be married by age 29.
Burt博士的研究，针对的则是70年代出生的289对双胞胎男子，发现17岁到20岁之间与社会接触够融洽的人多半会在29岁前成家，她认为这是个人选择所为的结果。
10 pairs of "candidates" have been selected from over 900 Siberian tigers in the center. The results will be decided by SMS voting.
参与“虎王虎后”角逐的10对东北虎是从虎林园现有的900余只东北虎中挑选出来的，评选将通过短信投票进行。
For example, the attributes of an XML node would naturally be represented in Perl as a hash, since they are a set of unique name-value pairs.
例如，在Perl中，把xml节点的属性自然地表示成一个散列，因为它们是一组唯一的名称-值对。
We are mindful, however, that several currency pairs are still above key trend lines in the prior USD down-move (see below), and that this week's USD rebound may just be a correction.
但是，需注意在之前的美元下行途中一些货币对仍位于关键趋势线上方(具体分析见下文)，上周美元反弹可能只是修正。
Coordinates will be given as pairs of integers in the range 0... 499 and you can assume that all ICONS and regions lie wholly within the screen.
每个坐标都是两个0到499的整数，你可以认为所有的图标和区域都没有在屏幕外面的部分。
Crutches are designed to be used in pairs.
拐杖被设计成对使用。
B + tree can be viewed as a B-tree in which each node contains only keys (not key-value pairs), and to which an additional level is added at the bottom with linked leaves.
树可以被视为B树，其中每个(内部)节点仅包含键(不是键值对)，并在其底部附加一层链式的叶子节点。
In order to assure results correctness the requirement for system is that friction wear of metal pairs must be a little, even omitted.
测量系统要求金属配副磨损量应很小，甚至可以忽略，以确保结果的准确性。
Because mothers pass copies of about half their genes to their children, some genes in any child-mother pairs will be unique to the mother-those that the child has not inherited from her.
因为母亲将她大约一半的基因副本传给了孩子，所以在孩子-母亲的基因对中，有些基因是母亲独有的，而这些基因母亲并未遗传给孩子。而另外一部分来自父亲的基因则专属于孩子。
Because mothers pass copies of about half their genes to their children, some genes in any child-mother pairs will be unique to the mother-those that the child has not inherited from her.
因为母亲将她大约一半的基因副本传给了孩子，所以在孩子-母亲的基因对中，有些基因是母亲独有的，而这些基因母亲并未遗传给孩子。而另外一部分来自父亲的基因则专属于孩子。
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