Jeff: Unbelievable. One Davis Cup Tournament brought you a life long impact. Could you tell us something about it?

• 杰夫: 真看不出来，一场“戴维斯杯网球锦标赛”竟会对你产生这么大的影响，请你给介绍一下有关“戴维斯杯网球锦标赛”的情况，怎么样?