紫了葡萄黑了木耳软了香蕉
[zĭ le pú táo hēi le mù ĕr ruăn le xiāng jiāo]
This phrase humorously juxtaposes color-changing fruits, suggesting changes or experiences altering appearances—like grapes turning purple, black fungus darkening, and bananas going soft. It can symbolize life's fleeting nature and transformations over time.