Both page table entries and segment descriptors have an Accessed bit that the hardware must set on use -- but the mechanisms are quite different.
直到2015年前后，我才见到阿爸的生父，那时他已经长时间卧床不起了，瘦得只剩骨架，脸色发灰，眼睛却还睁着。阿爸站在床边，还是和之前一样，叫了一句“客边”。后来，“阿英”和“客边”都相继去世了。，更多细节参见同城约会
Фото: Denis Balibouse / Reuters，推荐阅读heLLoword翻译官方下载获取更多信息
Identify who spoke when — detects up to 4 speakers with per-frame activity probabilities:
SpaceX Starship test fails after Texas launch