While many good tools for dealing with persistent data are available, they all involve a lot more work than simply manipulating an in-memory data structure.

虽然有许多处理数据持久性的好工具，但是它们需要的工作都比简单操纵内存中数据结构要多得多。

youdao

While many good tools for dealing with persistent data are available, they all involve a lot more work than simply manipulating an in-memory data structure.

虽然有许多处理数据持久性的好工具，但是它们需要的工作都比简单操纵内存中数据结构要多得多。

youdao