Certain dependencies (Linux file open, read, write, close concepts; using the file descriptor and the modes that the file can be opened in; basic Python structure concepts).

一定的依赖关系(Linux文件打开、读取、写入以及关闭的概念；使用文件描述符和可以用来打开文件的模式；基本的Python结构的概念)。

youdao

The key here is that Open, Read, Write, or Close API system calls work the same regardless of whether the underlying file system is ext3 or Btrfs.

这里的关键之处是，不管底层文件系统是ext3还是Btrfs, Open、Read、Write或Close API系统调用都能正常工作。

youdao

At the top of the VFS is a common API abstraction of functions such as open, close, read, and write.

在VFS上面，是对诸如open、close、read和write之类的函数的一个通用API抽象。

youdao