What does it mean when the sun rises in the east and rains in the west?

The sun is shining in the east, but it's raining in the west; it's not sunny, but there is sunshine!

The correct verse is: the sun rises in the east and rains in the west. In terms of the poem as a whole, the meaning of these two lines should be as followsThese two lines are the third and fourth lines of the poem, following the first two lines, writing about the girl's psychological activities after hearing the familiar song. Although the girl had already fallen in love with this young man in her heart, she hadn't shown him anything yet. Today, he came from the river, and sang while walking, seems to be more or less interested in her. This gave her great comfort and encouragement, so she thought: this person ah, it is a bit like the yellow plum season rain and shine weather, say it is sunny, it is still raining in the west, say it is a rainy day, it is still sunny in the east, can be a bit unpredictable. The word "sunny" here is used to allude to the word "love" in the sense that "there is no sunny day, there is still sunny day", that is, "there is no love, there is still love. ". Through these two extremely graphic and very simple poem, her confusion, her love, her anxiety, her hope and wait will be portrayed.