Even when you’re not on Facebook, Facebook can track you online. Buttons that let you post things to Facebook or log in to websites using your Facebook account contain trackers. Facebook Container will block these trackers and display the fence icon to show you where trackers were removed.
用于发布文章到 Facebook、以 Facebook 账户登录其他网站的按钮都包含跟踪器。即使您不在 Facebook，它还是能在网络中跟踪您。Facebook Container 会拦截它们并显示篱笆图标，表示已移除这些跟踪器。