a few words (less): it means that a few words are over.
One-day Sanqiu (many): It means that the time is extremely long, and 24 hours feels like three years.
Listen to frogs (many): this is a poem. The cool night breeze seemed to spread to the distant cicada. It means that in the harvest year, frogs sound one after another.
Seven or eight stars are beyond the sky (less): The words mean: Dark clouds are everywhere, and sparse starlight can be seen through the clouds.