bash-3.2# /Users/gujiangjiang/Desktop/createinstallmedia --volumes /Volumes/MAC --applicationpath /Users/gujiangjiang/Desktop/Install\ OS\ X\ Mavericks.app [--force]
createinstallmedia: unrecognized option `--volumes'
Usage: createinstallmedia --volume <path to volume to convert> --applicationpath <path to Install OS X Mavericks.app> [--force]
Arguments--volume, A path to a volume that can be unmounted and erased to create the install media.
--applicationpath, A path to copy of the OS installer application to create the bootable media from.
--nointeraction, Erase the disk pointed to by volume without prompting for confirmation.
Example: createinstallmedia --volume /Volumes/Untitled --applicationpath /Applications/Install OS X Mavericks.app
bash-3.2#