在进一步讨论之前，我必须承认我不能确定我已经充分掌握了NIO背后的逻辑。

Before going any further, I must confess that I'm not sure I have fully grasped the logic behind the NIO.

youdao

时序图更进一步地掌握了应用程序的行为，并且使你更加深入地看到各个类之间是如何交互的。

Sequence diagrams take the capturing of application behaviour one step further, and let you see a closer view of the interactions between the classes that they are creating.

youdao