当客户端离线工作，浏览器就会使用那些缓存的资源。

When the client goes offline the browser will refer to those cached resources.

youdao

如果您定义正确的缓存设置，多数资源将被缓存到浏览器端。

If you define the correct cache Settings, most of the resources will be cached on the browser side.

youdao

以前有很多种办法实现这个功能，但是由于各种原因，大多数的尝试都失败了，其中包括太多的对服务端处理的依赖，以及浏览器缓存的不稳定性等。

There have been several attempts to do this before but they have largely failed for a number of reasons including too much reliance on server-side processing or the fickleness of the browser's cache.

youdao