file tree

• 文件树

file tree的用法和样例：

例句

1. Part two of this tutorial explains the object database, the index file, and a few other odds and ends that you'll need to make the most of git.
   索引文件是文件树状态的缓存，用以创建修改，检出工作文件夹，以及记录合并过程中不同的树结构。