Question: How worried can you be? Like a river flowing eastward.
Metaphor: the desert sand is like snow, and the Yanshan moon is like a hook. ...
Duality: two orioles sing green willows, and a row of egrets go up to the sky.
Rhetorical question: Since they are born from the same root, what's the hurry?
Exaggeration: It's flying down three thousands of feet, and it's suspected that the Milky Way has set for nine days.
Contrast: 1, there are no idle fields in the four seas, and farmers starve to death. 2, Zhumen wine stinks, and the road has frozen bones. 3. It's fate to meet thousands of miles, but never meet.