MTL - Shadow Bear Tibbers’ Plane Journey-Chapter 2255 (?????) People are so awesome

Annie suddenly discovered that although the general-purpose quantum engine in this world is not too advanced, for example, there are various restrictions during long-distance sailing, and the speed is not very fast, but it has to be said that compared with There was a lot to like and be unique about the silly big, coarse particle engine that boomed and bangs she was familiar with.

For example, when it flies, it is very quiet, as if there is no sound?

Plus

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