Librarians mean that many extraordinary people have been librarians. Although the librarian is a humble profession, there are many celebrities, which makes people pay more attention to this position. Great figures in history have all worked as librarians, such as Lao Zi, Er Sima Qian and Ban Gu, librarians of official documents in the Zhou Dynasty.

Introduction:

Stem (pinyin: gěng), a network term, 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".