The Defence Line of Amsterdam

美 [ðə dɪˈfens laɪn əv ˈæmstɚˌdæm]英 [ðə dɪˈfens laɪn ɒv ˈæmstəˈdæm]
  • 网络阿姆斯特丹防线
The Defence Line of AmsterdamThe Defence Line of Amsterdam