Wayback Machine 的评价
Wayback Machine 作者: Internet Archive
Firefox 用户 13885219 的评价
评分 3 / 5
来自 Firefox 用户 13885219, 7 年前It would be nice if it would really only show up when the page is 404 and not because the page is coincidentally loading slowly.
需要下载 Firefox 才能使用这些附加组件。