NSCameraUsageDescription = "相機用於視像通話上";
NSMicrophoneUsageDescription = "米高風用於音頻及視像通話上";
NSPhotoLibraryUsageDescription = "需要照片庫存取權限才能從的裝置分享照片和影片";
NSContactsUsageDescription = "需要聯絡人存取權限才能使您的地址簿聯絡人與伺服器中的聯絡人匹配";
NSLocationWhenInUseUsageDescription = "需要與他人分享您的位置";
NSSpeechRecognitionUsageDescription = "需要音頻識別訪問權限才能使用設備上識別將音頻消息轉錄為文本";