精标智课 app for iPhone and iPad 4.2 ( 6112 ratings ) Education Book Developer: 洁洁 吴 Free Current version: 1.0.2, last update: 2 years ago First release : 09 May 2021 App size: 8.26 Mb 精标智课是一款与大屏，小组屏一起互动的app;需要安装安装一个大屏端的windows应用，一个windows或者安装端的小组屏app，才能使该app与他们进行互动。