That's the sentence: "in the valley, it's quiet. What's fluttering?" Thin fog, faint smoke, floating high. The valley is quiet, what is shining? Rhododendrons and plum blossoms are in full bloom. The valley is quiet. What is running? Streams, rabbits, skipping. It's quiet in the valley. Who is beating the drum? Uncle geological team's small iron pot rattled in the valley. Ding Dong, Ding Dong, Ding Dong, Ding Dong, Ding Dong, Ding Dong, Ding Dong! "Right?