The above sequence creates a Ramdisk of 4 MB and fills it with the necessary file utilities.
上面的顺序创建了一个 4 MB 的 Ramdisk，并用必需的文件实用程序来填充它。
The GNU file utilities (fileutils) can do recursive directory deletions and directory moves, but before V4.1, it simply followed the ".. "special entry as it walked the directory structure.
GNU文件实用程序(fileutils)可以完成递归目录删除和目录移动，但是在版本4.1之前，当遍历目录结构时，它只是简单的遵循“. .”这个特殊条目。
A dot file is usually found in your home directory, but some utilities look for a dot file in the present working directory, too.
点文件通常位于您的主目录内，但有些实用程序也在当前工作目录中查找点文件。
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