Jrpzcv Portable Mini Thermal Label Printer Home Photo Printer Student Wrong Question Printer Mini Label Printer Price Tag Easy to Use,D

3. Sort out the wrong questions, no longer make mistakes, again and again, DIY wrong questions one by one
1. Efficient learning
2. Three steps to easily score points, others copy, I solve 10 questions in the time of one question
4. Foreign language learning, print and collect foreign language vocabulary books
5. Learning memo printing, printing, Hand account material printing, free massive material to provide printing