我可以在该目录中添加和删除文件，因为已经设置了它的用户写位。

I can add and remove files from the directory, because its user-write bit is set.

youdao

我可以在该目录中添加和删除文件，因为已经设置了它的用户写位。

I can add and remove files from the directory, because its user-write bit is set.

youdao