The poet is good at exaggerating the atmosphere, from the majestic clouds approaching the lake and the sudden rain, to the time when the clouds disappear and the sky clears after the rain, the ups and downs of the pen are ups and downs, but he is calm and does not "dark clouds turn ink" and "White rain dancing with beads", two metaphors, not only describe the tense atmosphere when the weather suddenly changes, but also highlight the poet's idea of ??enjoying the rain in the boat