2, the original text: untie three autumn leaves, you can open February flowers. Scraping the river surface can set off several huge waves in thousands of feet, and blowing bamboo can make tens of thousands of poles tilt.
3. Source: Li Qiao's Wind in the Tang Dynasty.
4. Note: Falling off, blowing off and scattering. Solution: untie, here refers to blowing. Sanqiu: Autumn. One refers to the ninth month of the lunar calendar. Yes: yes. F: Yes. Oblique: Oblique.