在当前的Linux内核开发树中，有一些关于普通SACK处理的工作进行得很好。

Good work is going on for the general SACK handling case in the current Linux kernel development tree.

youdao

使用解析树表示还会使调试变得更容易，并缩短开发时间。

Working with a parse tree representation also makes debugging easy and speeds development time.

youdao

开发人员必须按照树操作表达自己的问题。

You, the developer, have to express your problem in terms of tree manipulation.

youdao