FloatingActionButton fabSpeech;
private ACache mACache;
private AMapLocationClient mLocationClient;
private SpeechSynthesizer mSpeechSynthesizer;
private SpeechListener mSpeechListener;
<BUG>private String mCity;
</BUG>
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);

FloatingActionButton fabSpeech;
private ACache mACache;
private AMapLocationClient mLocationClient;
private SpeechSynthesizer mSpeechSynthesizer;
private SpeechListener mSpeechListener;
private CityEntity mCity;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
