人们曾经认为，随着人们不再被迫进入城市，电信的发展将导致人口的进一步分散。
It was once assumed that improvements in telecommunications would lead to more dispersal in the population as people were no longer forced into cities.
多年以来，一波又一波的农民拥入城镇，有些是季节性的，有些是持续一段时间的。
Over the years, waves of farmers have surged into the towns and cities, some seasonally, some for an extended period of time.
横跨拉多加湖的冰路使一些供给能够进入城市，也让一些市民出去。
The "ice road" across Lake Ladoga let some supplies in and people out.
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