Twelve flowers are full of sex, but what does it mean to breathe a big stone and a bright dragon?

Twelve flowers are full of clouds and rain, and Shi Lianglong is magnificent. According to the relevant public information, this poem comes from Twelve Sword Flowers stained with the royal blood, and comes to Pan Xiaofeng with the rain. It describes that under a clear sky, twelve immortals of Taiji Sect gather on a big stone and stand in the sunset through the cassock. The dragon-like momentum shocked all the immortals.