1·Figures reported include the time required to perform the unmount operation.
所报告的数字包括执行卸载操作所需的时间。
2·In extreme cases, you can unmount a volume to block access to it.
在某些极端情况下，可以卸载一个卷以禁止访问它。
3·Once you've done that, you can unmount this filesystem.
完成这个步骤后，可以卸载这个文件系统。
4·So the first task is to unmount the filesystem we wish to copy, so that we can access the logical volume.
第一个任务是卸载希望复制的文件系统，然后才能访问逻辑卷。
5·When you're finished, simply unmount the unencrypted directory, as shown in Listing 12.
操作完之后，只需卸载未加密的目录，见清单12。