The wall came to symbolise the " Iron Curtain" that separated Western Europe and the Eastern Bloc during the Cold War.

柏林墙象征的" 铁幕" ， 在冷战期间隔离了西欧和东欧集团。

That said, the emerging eastern bloc should worry the West.

也就是说，新兴的东方集团应该让西方感到担忧。

At that time, Eastern bloc countries danced to the Soviet tune.

【dance，dancing】当时，东方集团国家随着苏联的曲调起舞。

By the end of the 1980's, the liberalization of other Eastern Bloc regimes caused mass demonstrations for free travel and demands for democracy.

到 1980 年代末，其他东方集团政权的自由化引发了要求自由旅行和要求民主的大规模示威。