1. As old as pines and cypresses: refers to a person who is as evergreen as pines and cypresses, usually describing a person's longevity.

2. From Zheng Shaoqiu's birthday song "Happy Years", "Old are like pines and cypresses, young are like orchids".

3. Pines and cypresses symbolize perseverance. The pine branches are majestic and majestic, and the cypress trees are solemn and solemn. They are evergreen all year round and survive the severe winters. Pine trees are very cold-resistant, and their needles will not fall off under severe cold. Pine trees are evergreen trees.