执行命令:
[root@localhost root]#mkdir /mnt/hdc3
[root@localhost root]#mount /dev/hdc3 /mnt/hdc3
但系统提示:you must specify the filesystems
之后我又执行:mount -t ext3 /dev/hdc3 /mnt/hdc3
但系统提示:mount:wrong fs type bad optionball superblock on /dev/hdc3 or too many mounted filesystem !!