Explaining this thoroughly would at least take until deep into the night.
He had to drag the big-shots through the material until they were worn down, so he could finally be free.
Even if the big-shots could last, he could use the excuse that he couldn't endure any longer and promptly rest.
There was no choice; he couldn't afford to offend these big-shots, nor could he show weakness in front of those who could decide his fate, appearing incompetent, so he had no option but to tough it out.
He had been hoping to find someone else to help explain this material to the senior academicians.
Unfortunately, everyone else was also busy explaining similar content to other big-shots.
Just now, Sun Xiaochun checked their work group chat and saw that several people were already getting scolded in the virtual meeting room for not understanding Qiao's proof process...
Okay, actually, Sun Xiaochun could understand the anxiety of these big-shots.