Solid wood pine, frost and snow evergreen, proud snow evergreen.
Frost and snow are two different types of the same substance. The test of pine and cypress proves that the noble quality of Ling Wei is evergreen.
Pine and emerald basically rhyme.
There are poems as evidence:
Pine and bamboo submit to humiliation, Shuang Ling and Aoxue are young, and people don't die. This is yellow bud lead.
The mountains are covered with thousands of green emeralds, and streams are all over Liuli Bi. Tourists come here to get drunk, and several relatives have been to Wuyi.