信息隐蔽
参考答案：
指在设计和确定模块时，使得一个模块内包含的信息（过程或数据），对于不需要这些信息的其它模块来说，是不能访问的。
Tom is very clever, but he doesn’t like working hard. _________ Will.
A．Neither is
B．So is
C．It is the same with
D．The same is
The traditional linguistics was started by the______in the______century B. C.
