If you want to know what the technical genealogy is, read this article.
The purpose of the trailer is to convey ideas.
Scene 1, black background, mighty universe
VOICEOVER: whether there are several stars in the universe, seemingly messy, but operating in strict accordance with the rules.
In the second act, the screen goes over, from the extensive starry sky to a galaxy:
VOICEOVER: the galaxy, the home of mankind, has 200 billion stars, one of which is the sun on which we live.
The third screen continues, focusing on the solar system:
VOICEOVER: over 6 billion people live on the blue planet, which we call the earth"
On screen 4, the screen continues to focus, gradually showing the earth and the layout of the mainland and the ocean through the clouds (just like the movie)
VOICEOVER: Every creature that lives on the earth is classified by world, door, outline, object, subject, genus, and species.
The fifth act gradually shows people's silhouette.
VOICEOVER: Our humans, regardless of their identity, low position, gender, and age, have their nationality, family, and social roles,
Screen 6: displays a scene where many nouns are arranged in disorder.
VOICEOVER: The technical concepts we have created should also form an orderly genealogy to facilitate people's inquiry, understanding, and use.
Act 7: A messy term moves to form an interconnected network, with a golden light shining through a path.
Finally, there are several words:Technical genealogy.