The CSS selector or an array of selectors to try. The first selector that is found is returned.
CSS选择器或是一组选择器去尝试。被发现的第一个选择器被返回。
The first selector returns the first atom of a list, and the rest selector returns the whole list except for the first atom. Listing 4 shows these selectors
first选择函数返回列表的第一个原子，rest 选择函数返回除第一个原子外的整个列表。
This article includes a listing of the parts of such a voice application, but first you will want to know the flow of design of this selector and how the different components interact.
本文包含这种语音应用程序的部件清单，但您首先想知道的是这个选择器的设计流以及不同的组件如何交互。
This first article in this series introduces how to develop a role selector widget to work with the In-Basket widget.
本系列的第一篇文章将介绍如何开发一个角色选择器小部件并与In - Basket小部件协同使用。
You first get a reference to the unordered list from Listing 3 by passing a CSS selector to jQuery.
您首先可以通过向jQuery传递一个CSS选择器从清单3中获取这个无序列表的一个引用。
When you first create a selector, it opens in a graphical editor, as Figure 6 shows, in which you can specify more information.
第一次创建选择器时，它会在图形编辑器中打开（如图6 所示），其中，您可以指定详细信息。
The result selector therefore has access to every element of the first collection.
因此，结果选择器可以访问第一个集合的每个元素。
First, amylose was selected as chiral selector and the enantiomeric separation of citalopram enantiomers was achieved successfully.
首先以可溶性淀粉这种多糖作为手性选择剂，成功实现了西酞普兰对映体的手性分离。
When the first argument is a selector, this second argument denotes the context of the operation.
如果第一个参数是选择器，第二个参数则指示当前操作的上下文。
This differs from the result selector in a non-group join, which cannot access elements from the first collection that have no match in the second collection.
这与无群组联结的结果选取器不同，如果在第二个集合中没有相符项目，该选取器就无法存取第一个集合中的项目。
This differs from the result selector in a non-group join, which cannot access elements from the first collection that have no match in the second collection.
这与无群组联结的结果选取器不同，如果在第二个集合中没有相符项目，该选取器就无法存取第一个集合中的项目。
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