Thankfully, ext JS includes a powerful class and component ecosystem that makes it easy to extend existing features or build new components entirely.
谢天谢地，ExtJS包含一个功能强大的类和组件生态系统，可以轻松地扩展现有特性或者完全构建新组件。
Ext JS provides you with a rich set of tools to create interactive forms.
ExtJS提供一组用来创建交互式表单的工具。
The first big update to Ext JS 3.0 was the introduction of a new distribution called Ext Core.
ExtJS 3.0的第一个大的更新就是引入了一个新的发行版ExtCore。
I have been a part of Ext JS projects in the past where I wished for this feature, but didn't have enough time to do it myself.
我曾在一个ExtJS项目中想要实现这个特性，但没有足够时间自己实现。
Jesus: I began with ext JS back in early 2006, when it was a set of extensions for the YUI library.
Jesus：我从2006年初就开始使用ExtJS，当时它只是YUI库的一个扩展集。
Ext JS solves the problem of managing HTML and CSS to provide a UI look and feel that rivals desktop applications.
ExtJS解决了管理HTML和CSS的问题，提供了媲美桌面应用的UI外观。
Extensions are best used when you need to change core functionality of an existing Ext JS component or feature, or when you want to build a brand new component altogether.
扩展最好在您需要改变一个已有ExtJS功能或特性的核心功能时，或者在您想要构建一个全新的组件时使用。
You will then learn how to create a more complex extension which changes the functionality of an existing Ext JS class and adds some new features.
然后，您将学习如何创建一个更复杂的扩展，可以修改一个已有ExtJS类的功能以及添加一些新特性。
Before you adopt a new framework, it's important to understand the licensing terms under which the framework has been released. Ext JS provides several licensing options.
在采用一个新框架之前，一定要了解框架基于哪种许可协议条款。
Don't forget that native CSS features like these can be manipulated through scripting too. For example, you could use JS to change the value of a variable.
不要忘了这样的原生css特性也可以通过脚本来操纵。比如说，你可以用JS来改变一个变量的值。
JS: would you consider the remodel at Bethpage Black one of your great successes as a golf course architect?
你觉得贝斯佩奇的黑溪高尔夫的重建是你作为高尔夫设计师最成功的一次设计吗？
Exposes a stable public JS API with logging abstracted for consumption via build tools.
暴露一个稳定的JS API，提供抽象化的日志信息以便与其它构建工具集成。
修正了一个在IE下的JS错误。
Some Web masters place the source in a .js file on the server.
一些Web 站长将源代码放在服务器的 .js文件中。
One of the loaded scripts, json2.js, is a popular library that provides useful code for JSON processing.
其中一个载入脚本json2.js是一个流行的库，为JSON 处理提供有用的代码。
Ext JS is a for-profit company and certainly supports different models based on the intended use (open source, commercial, and OEM).
ExtJS是一家以盈利为目的的公司，根据不同的使用目的（开源、商业和 OEM）支持不同的模式。
An extension for ext JS is a derived class or a subclass, which is designed to allow the inclusion of additional features to existing ext JS classes.
ExtJS的扩展是从类或者子类衍生出来的，为支持现有Ext JS类包含附加特性而设计的。
Original equipment manufacturer (OEM)/reseller license: This license would be most appropriate if you plan to repackage or sell Ext JS as a software development library.
原始设备生产商（OEM）/转售商许可证：如果您打算对ExtJS进行重新打包，或者作为软件开发库销售 Ext JS，这种许可证是最合适的。
Listing 6 shows a typical ext JS Ajax implementation: an HTML text field and button element that posts data in the text field to a Web server when the button is clicked.
清单6给出一个典型的ExtJS Ajax实现：当单击按钮时，HTML文本框和按钮元素把文本框中的数据发送给Web服务器。
A nice feature of using plug-ins in Ext JS is that multiple plug-ins can be attached to a single component, providing additional functionality as required.
在ExtJS中使用组件的一个特点就是，多个插件可以被附加到一个组件上，根据需要提供附加功能。
The user community plays a key role in the enhancement of the Ext JS framework, and several user extensions have gone on to become standard components in the framework itself.
用户社区在增强ExtJS框架中起到很重要的作用，甚至有几个用户扩展已经变成框架本身的标准组件了。
Based on the technological characteristics and requirements of grinding process at Hedong Gold Mine, a JS-872 separate computer control system of grinding process has been developed.
基于河东金矿磨矿过程工艺特点和要求，研制了JS - 872型磨矿过程计算机分散控制系统。
How to UPLOAD a file into my JS application?
如何上传文件到我的js应用？
In Ext JS 4, we have defined conventions that you should consider following when building your applications - most notably a unified directory structure.
在ExtJS4中，我们已经定义了在你创建应用程序时，应该考虑遵守的惯例——最显著的是一个统一的目录结构。
You can find existing Ext JS extensions and plug-ins in a couple of ways.
找到现有ExtJS扩展和插件有很多种方法。
As shown in Figure 3, Ext JS also provides tree controls, which provide users with a familiar file system-like view.
如图3所示，ExtJS还提供树控件，这种控件提供用户熟悉的与文件系统相似的视图。
At first it can be difficult to appreciate the difference between an extension and a plug-in in ext JS, particularly given their similarities in terms of what they do.
首先，在ExtJS中很难分辨扩展和插件之间的不同，尤其是考虑到它们在使用时的相似性。
That would enable non-JS users to re-sort the data too, giving them a slightly less responsive, but still full-functional “hi-fi” experience.
这使得没有JS的用户也能重新对数据排序，虽然响应速度稍微慢些，但仍然是功能齐全的“高保真”体验。
The init() function will read all the files in the posts folder and format them as HTML using the Showdown JS library, which is a JavaScript port of the Markdown text-to-HTML conversion tool.
init函数将会读取posts文件夹里的所有文件并且使用ShowdownJS库将他们格式化为HTML文件。
Coupled with these new tools to speed adoption and reduce learning curve, Ext JS is a RIA development platform worthy of consideration.
在能够加速接受过程和降低学习门槛的新工具的配合下，ExtJS是值得考虑的RIA开发平台。
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