In a virtual storage system, a fixed-length block that has a virtual address and that is transferred as a unit between real storage and auxiliary storage.
在虚拟存储（器）系统中，具有一个虚拟地址并且可以在实存储器和辅助存储器之间作为一个单位来传送的一种长度固定的（数据）块。
For example, in a virtual space, Students can "dissect" a human body, "visit" ancient battlefields, or "talk" with Shakespeare,…
如，在虚拟的空间中，学生们可以“解剖”人体，“参观”古战场，与莎士比亚“对话”等等。
Our deputy manager is the virtual head of the business.
我们的副经理是公司的实际负责人。
