我想我们可以做一个临时复制的对象和字段绑定到版本，然后只将更改保存回源对象在用户的批准。
I suppose one could make a temporary copy of the object and bind fields to that version, and then only persist the changes back to the source object upon user approval.
在网络传输和计算机运行过程中，临时复制大量产生，对网络著作权人的复制权产生了深刻的影响。
Temporary duplication appearing considerably in the process of internet transmission and computer operation exerts a profound influence on the duplication right of copyright owners.
将数据复制到这个临时目录。
应用推荐