Although in the past days, the microscope has mostly been tinkered with by Xiaoli.
But this doesn't mean that Old Su isn't interested in biology, nor does it mean he doesn't know how to operate a microscope.
Quite the opposite.
When he first used a microscope, Old Su easily grasped the essentials, he just wasn't as deeply curious as Xiaoli.
You could see Old Su placing his eyes on the eyepiece, slowly adjusting the spiral knob...
At first, his vision was still a gray blur.
But gradually.
With a series of adjustments, the image became clearer.
About a minute later.
A suddenly appeared in Old Su's eyes a swarm...
Lively tadpoles.
That's right.
Lively tadpoles.
Seeing this, some of you might have figured it out:
The reason Xu Yun didn't stain the glass slides was because what he was showing Old Su was...
Sperm cells!
No choice.
As mentioned before, Xu Yun is someone who values a sense of ceremony.
So when observing live cells, he chose to respect history:
