Since there are no steps following the variable name, this query expression results in a single node which happens to be the current node.
由于在变量名后面没有任何步骤，因此该查询表达式将产生一个单一节点，即正好是当前的节点。
It will have a series of specs that include a priority number and a wild card expression to match a load name or names.
它将使用一系列的规范，其中包括优先级编号以及一个通配字符表达式，以便与加载名称进行匹配。
You can declare a local variable simply by creating an expression containing only the name of the variable, and assigning a value to it.
只需要创建一个仅包含变量名称的表达式，并为其指定一个取值，就可以声明一个局部变量。
Specifically, this expression matches the category value for every product that has a name over 15 characters in length.
具体而言，此表达式为每个名称长度超过15 个字符的产品匹配类别值。
A filter expression to select storage areas based on their name can be useful when adding additional storage areas to an existing policy.
当添加额外存储区域到已有策略时，根据存储区域名称选择存储区域的筛选器表达式会比较有用。
To start at any other node in the DOM, start the query expression with a variable name that will be associated with that node when the query expression is interpreted.
在DOM中的任何其他节点开始，使用一个变量名开始查询表达式，在解释查询表达式时，变量名将与该节点关联。
Terminate the database partition expression with a space character; whatever follows the space is appended to the container name after the database partition expression is evaluated.
数据库分区表达式以一个空格字符结束；数据库分区表达式计算完毕后，空格后的内容附在容器名称的后面。
If there is no space character in the container name after the database partition expression, it is assumed that the rest of the string is part of the expression.
如果容器名称中在数据库分区表达式后面没有空格字符，则认为剩下的字符串是表达式的一部分。
A topic expression is defined in terms of expression type, fully qualified topic name, and prefix mapping.
主题表达式包含表达式类型、完全限定主题名称和前缀映射。
This column will be maintained by the database manager automatically and can be queried using either the column name or the ROW CHANGE TIMESTAMP expression.
该列由数据库管理器自动维护，并可以通过列名或ROWCHANGE TIMESTAMP表达式进行查询。
The token's name is given on the left hand side of the colon (:) and a regular expression is given on the right hand side.
在冒号(：)的左边给出标记的名称，并在右边给出正则表达式。
Change the column name in the expression to be the name of the column from the relational database you want to sort on for the particular column you selected.
将表达式中的列名改为关系数据库中希望根据已选的特定列进行排序的列的名称。
The XPath expression //Name[1] selects the first element regardless of where it's located in the XML document; however, there is a problem.
XPath表达式 //Name[1]选择第一个元素，无论它位于XML文档中的何处；但是，这里有一个问题。
Take a look at one final expression example before going into using XPath with PHP: /PRODUCTS/PRODUCT/NAME[string-length( ) > 15]/../@category.
在研究XPath与PHP 的使用之前，先来看看最后的这个表达式示例：/PRODUCTS/PRODUCT/NAME[string-length( ) >15]/../@category。
As the name implies, each if-then rule consists of a Boolean expression that determines whether to execute one or multiple actions specified in the then clauses.
和其名称一样，每个if -then规则包含一个Boolean表达式，用于确定是否执行在then子句中指定的一个或多个操作。
When ITracer traces a numeric value, it checks to see if a threshold regular expression matches the compound name of the metric being traced.
当ITracer 在跟踪一个数值 时，它会检查阀值正则表达式是否匹配被跟踪指标的复合名称。
The W3Eval applet can't make your trusty HP-41 easier to use -- as its name implies, it's an expression evaluator that runs only on the Web.
W3Evalapplet无法让您可信赖的 HP-41更易用，正如它的名称所暗示 ―一个只能运行于 Web 的表达式求值程序。
In other words, when the same object name is used more than once in the same expression, WebSphere TX assumes that both references should bind to the same object.
换句话说，当在同一表达式中多次使用同一对象名时，WebSphereTX假设两个引用应该与相同对象关联。
The most characteristic kind of XPath expression (the one from which XPath gets its name) is the location path.
最有特点的XPath表达式(XPath从中获取其名称)是位置路径。
XPath provides primitives for moving around the XML tree, for selecting nodes according to name or by the use of a Boolean expression, and for applying functions to a sequence of nodes.
XPath支持在XML树中移动、根据节点名称或通过使用Boolean表达式选择节点以及对一系列节点应用函数。
I've changed the match on the template from / to Invoice so that I don't have to repeat this root element name at the start of each XPath expression.
我将模板匹配从 /修改为Invoice，这样就不需要在每个XPath表达式的开头部分重复根元素名称。
The regular expression in the current example is defined as the word "patient", followed by two additional words, representing the name of a patient.
当前示例中的正则表达式定义为单词 “patient”，后面跟着代表患者姓名的另外两个单词。
To call a function and use its return value as part of a larger expression, simply name it and append a parenthesized argument list.
要调用函数并使用它的返回值作为语言表达式的一部分，只需要命名它并附加一个使用圆括号括起的参数列表。
When the expression is evaluated, the variable $file contains the name as it was found on stdin, and for convenience the variable $_ is also set to the same value.
在评价表达式时，变量 $file包含了可以在stdin,中找到的名字，出于方便考虑，变量 $_也被赋予相同的值。
The snowboard element is attached to the abstract concept of the same name through expression within the schema annotation.
通过在模式注释中表达，snowboard元素被附加到同名的抽象概念中。
The block runs through all the sub-elements of the root element with the name item, specified by the XPath expression //item.
这个对象遍历所有带有item名称（通过XPath表达式 //item指定）的root元素的子元素。
The value for the OrderDate is set by calling the Bind expression and passing to it the name of the column in the GridView's associated data source and an optional data format string expression.
OrderDate的值是通过调用Bind表达式并向它传递GridView的关联数据源中列的名称和一个可选的数据格式字符串表达式来设置的。
In some cultures, notably in the Pacific Rim, the family name is usually written first, which confounds the meaning of the expression "first name."
在某些文化中，特别是环太平洋地区，通常先写家族名，从而与“first name”所表达的含义相矛盾。
On the General tab of the Properties pane, add $field[@name='CustomerID'] as a custom XPath expression as shown in Figure 25.
在Properties窗格的General选项卡上，将 $field[@name='CustomerID']作为自定义XPath表达式添加，如图 25 中所示。
On the General tab of the Properties pane, add $field[@name='CustomerID'] as a custom XPath expression as shown in Figure 25.
在Properties窗格的General选项卡上，将 $field[@name='CustomerID']作为自定义XPath表达式添加，如图 25 中所示。
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