At this time, there was still silence in the conference hall, and everyone was still frowning and staring at the model picture of the big screen on the stage.

The more they look, the more weird they feel.

Although they have no research on male genitalia, they know something about the structure of the human body. They know something about the human body, but for the moment, when they see the model picture hanging on the back screen, they can't understand it at all.

This model graph, at first glance, is no different from ordinary models, or even more detailed, but there are still some points in it that they...