一直显示这样，应该怎么改？
![image](https://user-images.githubusercontent.com/48080567/111880270-692cec80-89e5-11eb-85c6-68ad3df03394.png)
![image](https://user-images.githubusercontent.com/48080567/111880288-882b7e80-89e5-11eb-9a78-7eb5d6779fec.png)
