Itmayhelpyoutoknowthatthereisnosuchthingasaperfectspeec...
问题详情：Itmayhelpyoutoknowthatthereisnosuchthingasaperfectspeech.Atsomepointineveryspeech,everyspeakersayssomethingthatisnotunderstoodexactlyashehasplanned.Fortunately,suchmomentsareusuallynotobvioust...