6.0
v6.0
1. Added learning common sentences feature
5.9.1
v5.9.1
1. Fixed the IAB issue
2. Fixed force close bugs
3. Optimized Application Not Responding
4.9
v4.9
1. Simplify learning steps
2. Optimize home page UI
3. Added word book list mode
4. Remove statistics page
5. Upgrade EventBus external library
4.8.1
v4.8.1
1. Change all http link to https
4.7
2023/03/12
v4.7
1. Added WIFI transfer function, you can transfer your word book between phone and PC
2. Added PC version, you can use PC version to create or edit your word book easily
4.6
2023/02/14
v4.6
1. Resource interpretation supplement
2. Optimize the learning process
3. Added the function of paraphrase query word
4.5
2023/01/08
v4.5
1. Optimize the learning page UI
2. Solve the problem of missing icons when switching languages
3. Solve the problem of loading new vocabulary pictures
4.4
2022/11/27
v4.4
1. Optimizations and bugs fixed
4.3
2022/11/14
v4.3
1. Optimize the word book learning page
2. Increase the function of the word book matching the question type
3. Added word book training function
4.2
2022/10/31
v4.2
1. Add a progress bar for word book update
2. Optimize the process of self-made word books
3. Increase the test question guide page
4.1
2022/09/29
v4.1
1. Optimization and bugs fixed
4.0
2022/09/05
v4.0
1. Optimization and bugs fixed
3.9
2022/07/10
v3.9
1. Optimization and bugs fixed