Ext JS began as a project to extend the functionality that the YUI Library offered.

Ext JS项目最初的目的是扩展yui Library提供的功能。

youdao

It also examines the proper ways to customize or extend ext widgets.

它还探讨了定制或者扩展ExtJS组件的可行办法。

youdao

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，Ext JS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。

youdao

Nanophosphate EXT is designed to extend these capabilities over a wider temperature range, enabling customers to deploy more advanced solutions that increase performance in applications that frequently experience battery cycling at extreme temperatures.

ENGADGET: A123 Systems' new lithium ion tech keeps EV batteries cool, your wallet in check