Maybe it's a high-tech xray gadget that can see through multiple layers of materials at once. Such a device would likely be presented as having advanced capabilities and being revolutionary in the comic ad.
It could be a portable xray device that fits in your pocket and can scan objects easily.
It might be an xray gadget specifically designed for medical purposes, shown in the comic as being highly accurate and user-friendly for doctors and healthcare professionals.
Look to Chapter 111 for the clearest answer. It begins with The main room's door was pushed open just a crack, and the head of the..., keeps building through Miss Jiang, you're still up, that's great., and lands on This time it was in a dream..
Chapter 95 is the strongest chapter-level answer because it starts from Hearing others praise her daughter, Aunt Lin was smiling so wide she... and follows through on Your boyfriend must have studied in another province, if I'm not mistaken,....
If you want the clearest chapter reference, go to Chapter 154. Early on, Hahaha, I'm dying of laughter, Lili, do you really have to be so blunt?"...; later, the chapter leans on His expression is killing me!!!" "Help, she's making a scene, he's....
Chapter 118 is the strongest chapter-level answer because it starts from At 8 in the morning, several guests appeared on time next to the... and follows through on Hearing this, both Jiang Yan and Shu Yan started to complain as well..
A practical answer is Chapter 122, because it turns the idea into a concrete scene. The chapter opens with Damn, are we supposed to find the points card in the mud?!" He had just..., adds pressure through It wasn't intentional!" Bullet screen: "[Qi Tianyu, you really need to be..., and ends on He.
If you want the clearest chapter reference, go to Chapter 149. Early on, Seeing that Zhang Cheng's glass was nearly empty, Du Qinglian immediately...; later, the chapter leans on Director Zhang, this Zuichun Mountain is a specialty of Bi Garden, brewed....
The best chapter pointer here is Chapter 112, "The Strange "Team Spirit" Appears". It opens with These five people are supposed to be at odds. and closes on [Hahahaha why is the Princess starting to look disappointed?] [Help, even....
A practical answer is Chapter 111, because it turns the idea into a concrete scene. The chapter opens with The main room's door was pushed open just a crack, and the head of the..., adds pressure through Alright, those who think they're the king can step forward!" As soon as he..., and ends on.
The best chapter pointer here is Chapter 134, "Being able to accompany Miss Jiang is my good fortune". It opens with After a brief noon rest, the production team was up to their antics again. and closes on [Are you kidding me, is Jiang Li putting on an act again?.