In terms of features, both { -brand-name-firefox } and { -brand-name-chrome } offer a large library of extensions and plug-ins, with { -brand-name-chrome }’s catalog vastly outnumbering any other browser while nicely integrating with other { -brand-name-google } services, like Gmail and { -brand-name-google } Docs.
在功能方面，{ -brand-name-firefox } 和 { -brand-name-chrome } 都提供了大量的扩展和插件。但 { -brand-name-chrome } 的扩展收录数量远远超过其他浏览器，同时又与其 { -brand-name-google } 服务（如 Gmail 和 { -brand-name-google } Docs）紧密整合。