How to understand that the stars call the earth Ursa major?

These seven stars are all different. One star connects the beads, followed by two, and the other three are irregular, namely:

The little star is three times as big. Astronomers use seven stars to imagine the flying Ursa minor.

Ursa major is a moving giant star. Ancient humans imagined it as an animal, a bear, an iron bear and four big ones.

Pegasi, also known as the Big Dipper, with an apparent magnitude of 2.87 meters, is one of the brightest stars in the whole day and can be seen by the naked eye.

Ursa major, also known as Kaiyang and Fuxing, is the seventh bright star in China. It is 2 17 light years away from us, and it is a flat planet with an apparent magnitude of 4.4m m.

There are 88 constellations in the whole day, and they have 22 famous bright stars.