Actually, no, she is Erica's twin sister, unless I'm mistaken... they're listed as 双子の姉妹 (Twin sisters) on one of the official character charts.
This beam weapon we found seems to be efficient enough.Ursula, turn me back to normal!Wow...Sanya's magic probably interfered with the beam from this, and her current condition is a result of that.These legs are disgusting!This person is not sound.Lichtensteinian magic can generally be classified as either transmissional waves or receptional waves.I tried it out a little.Erica!?So, I'll try to develop this a little further. Please don't let anyone enter this room.Waves with long wave-length is like sound, and waves with short wave length is like light.But there was a problem.Ursula, couldn't you do something about this hand before...To solve this, we stopped using yagi antennas and instead started using parabola antennas such as in the case of the Würzburg radar. Towards the end of the war, these were exported to Fuso, where they were used on airplanes.How dare you embarrass a Gallian noble!?Wha-!!