female zen masters in the Ming-qing transitional period 七优昙华：明末清初的女性禅师．上：female zen masters in the Ming-qing transitional period．1 七优昙华：明末清初的女性禅师．下：female zen masters in the Ming-qing transitional period．2 Aesthetic construction during transitional period the happiness theory in the transitional period Remedies for environmental torts in China during the current transitional period Literary reflection of the transitional period