Upper trigram
☷
Earth · Kun
Receptive yielding.
FamilyMother
ElementEarth
Hexagram 2 of 64
☷☷ The Receptive
Pure yielding — strength through accepting rather than pushing.
Lower trigram
☷
Earth · Kun
Receptive yielding.
FamilyMother
ElementEarth
The image
Earth above, Earth below.
Earth over Earth: receptive yielding meeting receptive yielding.
That combination is the whole meaning of hexagram 2. Nothing about it is arbitrary — change either trigram and you get a different hexagram with a different reading, which is why the 64 form a system rather than a list.