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.
1.5音节是听觉能感受到的最自然的语音单位，由一个或几个音素按一定规律组合而成。《汉语拼音音节表》提供完整的汉语拼音音节列表，以及四种声调的真人发音。
