l have paid the money – 學習牛津 3000 詞 Learn the Oxford 3000 Review

ok it works. the app is now usable....lt has a very long loading time. 10s or more...ಠ_ಠ I do not know why..please fix it..ios10.3.1 hardware model:iPhone9,1. iPad6,3
Review by .ustc. on 學習牛津 3000 詞 Learn the Oxford 3000.