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collapse of the Soviet Union | |||
breakup of the Soviet Union (With the breakup of the Soviet Union, U.S. relations with the Russian military have slowly changed. 4uzhoj) | |||
dissolution of the Soviet Union (ksuh) |
развал Советского Союза: 3 短语, 2 学科 |
一般 | 2 |
历史的 | 1 |