Add-ons, also known as ActiveX controls, browser extensions, browser helper objects, or toolbars, can improve your experience on a website by providing multimedia or interactive content, such as high-quality animations.

• 加载项也称为ActiveX控件、浏览器扩展、浏览器帮助应用程序对象或工具栏,可以通过提供多媒体或交互式内容(如高质量的动画)来增强对网站的体验。