Developers need to check the html occassionly. 

based on qtcreator.

Steps:
1. set enviroment variable QTWEBENGINE_REMOTE_DEBUGGING=10000
![image](https://user-images.githubusercontent.com/105986/142788556-f97a6d21-21ea-4e65-862a-5f63bd198bae.png)

2.run goldendict project 

3.open chrome ,and navigate to http://localhost:10000

4.in goldendict ,right mouse menu ,select "Inspect",this will navigate to the corresponding element in the chrome.