This stem comes from the talk show conference, which is Yang Li's own doubt at the talk show conference. The original words are "men are so mysterious, how can he look so ordinary but so confident!"
Stem is a network term, which often appears in variety shows and networks. The so-called "stem" is the finishing touch, paving the way for the finishing touch is the misuse of the word "chong". Generally speaking, stalks are used in variety shows, animated dramas, animated films, live-action dramas, live-action movies, comic novels, video games and other popular things. The meaning of the word "stem" is constantly expanding, from a small period of time to a small episode, and even fragments in the story, such as "height stem", "classic stem", "face bump stem", "romance stem", "creativity stem" and "humor stem".