My old desktop computer which still ran Windows XP just died.

我仍然运行 Windows XP 的旧台式电脑刚刚坏掉了。

For example you go from Windows XP to Windows 7, you want to know if your software – your programs – will be compatible.

例如， 您从 Windows XP 升级到 Windows 7，您想知道您的软件（您的程序）是否兼容。

'Obsolete': old; not useful anymore; nobody uses this anymore Uh, Windows XP, maybe not completely obsolete but almost obsolete. Hardly anybody uses it anymore.

'过时'：旧的； 不再有用； 没有人再使用它 嗯，Windows XP， 也许不是完全过时但几乎过时了。 几乎没有人再使用它了。