Express Install is only a single click and 1mb download.

快速安装只需要一次点击和1 MB的下载。

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Developers can check the user's version of Flash Player and either not take advantage of the new features or initiate an express install of the new version.

开发者可以检测用户的Flash Player版本，然后决定不使用新特性或者执行一次新版本的快速安装。

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When the required plugin version is not available we could trigger Adobe express install, a mechanism built into the Flash player that simplifies the plugin-download process.

当需要的插件版本不足的时候，我们可以触发Adobe快速安装，一种可以在flash播放器内部下载安装控 件的简单机制。

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