求翻译：由于革命斗争需要，他们曾身处两地近20年，但他们之间的关系不仅没有因此而疏远，反而联系越来越密切。他们几乎每天都要通信，交谈各种政治事件和科学理论问题，共同指导着各国的无产阶级革命运动是什么意思？

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As a result of the revolutionary struggle need, they once placed two place in the recent 20 years, not only but between them the relations do not have therefore becomes estranged, instead relates more and more closely.They must correspond nearly every day, converse each political incident and the sc

Due to the revolutionary struggle needs, they are in two places for nearly 20 years, but the relationship is not only not be alienated, but links are becoming closer. They almost every communication, talking to various political events and scientific theories, but common guiding around the world pro

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