You can do this by using descendant selectors.
为此可使用后代选择器。
Attribute selectors may match in four ways.
属性选择符有四种匹配方式。
Avoid bandwidth consumption using message selectors.
使用消息选择器避免带宽消耗。
Use class selectors instead of descendant selectors.
使用class选择器代替后代选择器。
Constructors build lists, and selectors break lists down.
构造函数构建列表，选择函数分解列表。
Most allow the use of CSS3 selectors to find the desired nodes.
大多数方法使用CSS3选择器查找所需的节点。
Logical ordering is fairly simple to do using message selectors.
使用消息选择器进行逻辑排序相当简单。
Later you'll see how recursion takes advantage of these selectors.
稍后，您将了解递归如何利用这些选择函数。
As mentioned, selectors can decide which implementation to invoke.
正如我们前面提到的，选择器可以决定调用哪一个实现。
This includes function selectors, data handlers, and data bindings.
这包括函数选择器、数据处理程序和数据绑定。
CSS selectors can also be used outside the context of a style sheet.
CSS选择器还可以在样式表上下文之外使用。
Two types of functions manipulate lists: constructors and selectors.
操纵列表的有两类函数：构造函数和选择函数。
Both Business Rules and Selectors always use synchronous invocations.
业务规则和选择器始终使用同步调用。
NIO's nonblocking I/O mechanism is built around selectors and channels.
NIO 的非阻塞I/O机制是围绕选择器和通道构建的。
If you know the basics of CSS selectors, this syntax should look familiar.
如果您具备CSS选择器的基本知识，那么应该很熟悉这些语法。
You can also join multiple selectors into one using commas, just as in CSS.
与在CSS中一样，可以使用逗号将多个选择器连接成一个。
Listing 5 shows the different event groups and event selectors that we used.
清单5显示了我们使用的不同事件组和事件选择器。
After type selectors, the most commonly used selectors are class selectors.
仅次于类型选择符最常用的选择符是类选择符。
The selectors are the different elements and classes that have style properties.
该选择器是具有样式属性的不同元素和类。
These common selector patterns can be combined to build complex selectors, such as
这些常见的选择器模式可以加以组合，形成复杂的选择器，例如
Contains backgrounds, title bars, buttons, selectors and other iPhone UI elements.
这套模板包含了背景，标题栏，按钮，选择器和其他iphoneUI元素。
Avoid using descendant selectors, especially those that specify redundant ancestors.
避免使用后代选择器，特别是那些指定多余祖先的。
As with business rules, you can change selectors dynamically on a production server.
与业务规则类似，可以在产品服务器上动态地改变选择器。
Both of the selectors take entire lists and return strategic pieces of the list.
这两个选择函数都获取整个列表，返回列表的主要片断。
These new tags also provide hooks for developers to write more expressive CSS selectors.
这些新标记还向开发人员提供一些挂钩，帮助他们编写表现力更强的css选择器。
You can see the rules using ID, class, and element selectors matching parts of Listing 1.
可以看到，样式表规则使用ID、类和元素选择器匹配清单1的各部分内容。
Simply create a new CSS file, place your CSS style selectors in it, and save the file.
只需创建一个新的CSS文件，将css样式选择器放入其内，并保存此文件。
Selectors — This screen type gathers the data required for the dialog to run a specific task.
选择器——此屏幕类型收集对话框所需的数据以运行某项特定任务。
CSS selectors are the part of a CSS statement that selects an element to which a style will be applied.
CSS选择器是css语句的一部分，用于选择将应用某种样式的元素。
CSS selectors are the part of a CSS statement that selects an element to which a style will be applied.
CSS选择器是css语句的一部分，用于选择将应用某种样式的元素。
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