鸭上岸 app for iPhone and iPad 4.6 ( 16 ratings ) Education Developer: 智杰教育 Free Current version: 1.1.2, last update: 1 year ago First release : 25 Sep 2019 App size: 32.8 Mb 鸭题库是专门为职业考试打造的精品学习APP!提供各类学习功能,通过率高。