青书教师HD app for iPhone and iPad 4.4 ( 7184 ratings ) Education Developer: 青颖飞帆 Free Current version: 18.8.0, last update: 6 years ago First release : 07 Dec 2016 App size: 77.36 Mb 我们立志帮助您更方便地教学,管理。快加入我们吧!