If there is no root or a pointer pointing to any part of the list then your data is lost in memory.
如果既没有根也没有指针指向链表，那么你的数据就丢失在内存中了。
If everyone in an online community were to submit a URL pointing at an FOAF file, you could then spider them into a reasonable community directory.
如果在线社区上的每个人都提交指向一个FOAF文件的URL，那么您就可以将他们编织成一个合理的社区目录。
I'm forever pointing out that if your business relies on an online presence, then your website is everything.
我总在指出，如果你的业务依赖于网络，那么你的网站就是一切。
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