The heroine in There are Tall Buildings in Northwest China is deeper and more reserved. The heroine of Grass by Qingjiang River is more natural and feminine.
The poem "There are Tall Buildings in Northwest China" describes her playing musical instruments, expresses her inner sadness and pain, and at the same time reveals her generosity and firmness. The poem Grass by the Green River depicts her in nature, enjoying the grass and wild flowers by the river and feeling the beauty and vitality of nature.