The so-called "viral" effect of this is that under such circumstances disparately licensed software cannot be combined unless one of the licenses is changed.
这个所谓的“病毒”效应，这是因为在这种情况下，分散授权的软件不能合并，除非其中一个牌照是改变。
2
The main focus of JPA 2.0 is to provide function that is currently provided disparately across various object relational mapping vendors but was not provided in JPA 1.0.