Orbel English is a simple app that can help Chinese users to learn English vocabulary easier than before. every word comes with an image and pronunciation. 
the app divides into three sections:
1. Cards: users can view cards in a different category
2. Practice: users can practice their spelling, in this section some of the letters are provided for the user.
3. Tests: in this section users should look at the picture or listen to the Chinese translation of the word and then input the letters