It turns yellow when it comes, and flies all over the road when it leaves. I am more adrift than Huayang. He is busy all spring. Note: Rou Shi, a native of Song Dynasty, was a professor in Mizhou, who lived far away from his hometown all his life. Pale yellow = = pale yellow flying ball = = white poplar seed (1) The poet couldn't help drifting in the wind, expressing his feelings of leaving his hometown and going back and forth to his official career. Or use the flowers floating in the last spring to express the poet's helplessness and homesickness. The point is to travel and leave love, which means the same thing. (1) Poets express their feelings through objects (landscapes) and express their feelings through objects. Those who borrow flowers are drifting in the wind and can't make their own decisions. Metaphorically, they have left their homes and their business dealings are restless. Blend the sadness of travel into concrete images,,,,