At times Anna seemed robotic, and even the way she spoke and analyzed situations along with being able to do a large multitude of different things made her seem more like a machine than a human.
In Alterian, technology did exist, and it was more advanced than what they had on Pagna. However, it wasn't highly developed due to the use of magic.
Most of the time, technology would work in line with magic, so there weren't ways for it to be fully utilized on its own with other sources of energy.
The civilization's technological side was almost stumped because Alterians believed it was more important to work on magic.
So Raze did know about machinery and technology which was why he was making the comparison with Anna and the fact she was advanced in many ways.
Yet through their conversation, Raze was seeing more emotion from Anna, and it was the first time he had heard a slip of the tongue from her.