構内 こうない電話 でんわ交換 こうかん機 き

kōnaidenwa kō kanki

1. Not the internal telephone exchange.; Not an internal telephone exchange.

1. Was an internal telephone exchange.

1. internal telephone exchange; in the office PBX

1. PBX; Private branch exchange

1. It is not an internal telephone exchange.; It's not a PBX.

1. It's not the internal telephone exchange.; It isn't the PBX.

1. It was the internal telephone exchange.; It was the PBX.

1. Internal telephone exchange.; It is a telephone exchange.

1. It is not an internal telephone exchange.; It's not a PBX.

1. Wasn't the internal telephone exchange.; Wasn't the switchboard.

1. Probably an internal telephone exchange.; Probably a PBX.

1. Was not the internal telephone exchange.; Was not an internal telephone switchboard.

1. It wasn't the internal telephone exchange.; It wasn't the PBX.

1. Probably an internal telephone exchange.

1. Was not the internal telephone exchange.; Was not a PBX.

1. If it were the internal telephone exchange.; If it was the internal telephone exchange.

1. If it were the internal telephone exchange; If it is the internal telephone exchange

1. If it's the internal telephone exchange; When it's the internal telephone exchange