追記 ついき型 がた光 ひかりディスク

tsuikigata hikaridisuku

1. Not a write-once optical disc.

1. Was a write-once optical disc.

1. Add-on optical disc

1. Write-once optical disc

1. Not an add-type optical disc.; Not a write-once optical disc.

1. It's not an add-on type optical disc.; It's not a write-once optical disc.

1. Was a write-once optical disc.

1. Rewritable optical disc.

1. Not an add-on type optical disc.; Not a write-once optical disc.

1. Was not a write-once optical disc.

1. Probably an optical disc type.

1. Was not an optical disc with write-once capability.; Was not a write-once optical disc.

1. Wasn't an add-on optical disc.; Wasn't a write-once optical disc.

1. Probably an optical disc with write-once capability.

1. Was not a write-once optical disc.; Was not a CD-R/DVD-R.

1. If it were a write-once optical disc; If it's a write-once optical disc

1. If it is a write-once optical disc; If it’s a type of write-once optical disc

1. If it's a write-once optical disc; If it’s a type of write-once optical disc