Ratings & Reviews performance provides an overview of what users think of your app. Here are the key metrics to help you identify how your app is rated by users and how successful is your review management strategy.
宝贝学钢琴：所有人都能轻易弹到乐曲! 可直接按发声曲谱，或跟着彩色曲谱弹奏。宝宝单击屏幕上的琴键就能弹出美妙的声音。启迪儿童的音乐细胞，让宝宝步入音乐的殿堂。
