我对终端和 Linux 很陌生。我有一个崩溃的外部硬盘驱动器正在旋转但不会出现在桌面上。我safecopy从终端跑了，这是最后说的
Description of output:
. : Between 1 and 1024 blocks successfully read.
_ : Read of block was incomplete. (possibly end of file)
The blocksize is now reduced to read the rest.
|/| : Seek failed, source can only be read sequentially.
> : Read failed, reducing blocksize to read partial data.
! : A low level error on read attempt of smallest allowed size
leads to a retry attempt.
[xx](+yy){ : Current block and …我想通过选择给定文件的部分列来从多个文件中创建和组织文件中的数据。我有 10 多个文件来复制每个文件的第二、第三和第四列并将它们粘贴到一个文件中。