发音计算器 app for iPhone and iPad 4.2 ( 2272 ratings ) Utilities Developer: LI DUQIN Free Current version: 1.1, last update: 8 years ago First release : 06 Jul 2015 App size: 1.39 Mb 1.进行简单的运算 2.按下按钮语音朗读 3.旋转重新排列