一、直接上代码: import android.app.Activity; import android.os.Bundle; import android.speech.tts.TextToSpeech; import android.util.Log; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.Toast; import java.util.Locale; public class MainActivity extends Activity implements TextToSpeech.OnInitListener { TextToSpeech textToSpeech; EditText ed1; Button b1; String toSpeak; @Override protected void onCreate(Bundle savedInstanceState) {...