差评
连了蓝牙音箱，其他软件都有声音就这个软件没有；在iPad上点了全屏然后部分画面被课表挡住，适配没做好
研线课堂 User Reviews
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研线课堂 appears to be a legitimate app. AppsHunter Legitimacy Score for 研线课堂 is 80/100.
Based on 80 of 100 points across 7 verification signals from App Store and developer data.