Mythical writing - a metaphor for outstanding writing talent.
Yangchunbaixue--originally refers to a kind of higher-ranking song of Chu in the Warring States period. It is a metaphor for high and profound unpopular literary art.
Stroke of the Dragon and Snake - describes vivid and vigorous calligraphy.
Unusual sound - mortal sound: ordinary music. Describe things as extraordinary and outstanding.
Distinctive - Don't: Another. Another unique style.