The first anniversary is called a paper wedding, and the initial union is as thin as paper.
The second anniversary is called Yang Wedding, fluttering like the leaves of a poplar tree.
The third anniversary is called Leather Wedding, which is as tough as leather.
The fourth anniversary is called silk wedding, and they are tightly entwined.
The fifth anniversary is called a wooden wedding, and it is already as hard as wood.
Misinterpretation of wooden marriage: numbness, indifference, lack of passion, divorce is not far away.