EntryPointNotFoundException
   在 Microsoft.CognitiveServices.Speech.Internal.DiagnosticsInterop.diagnostics_log_trace_string(Int32 level, String title, String fileName, Int32 lineNumber, String message)
   在 Microsoft.CognitiveServices.Speech.Internal.InteropSafeHandle.Dispose(Boolean disposing)
   在 Microsoft.CognitiveServices.Speech.SpeechSynthesizer.Dispose(Boolean disposing)
   在 Microsoft.CognitiveServices.Speech.SpeechSynthesizer.Finalize()