South Africa voluntarily disarmed in the 1990s, as did Belarus, Kazakhstan, and Ukraine following the dissolution of the Soviet Union.

在20世纪90年代，南非效仿苏联的白罗斯、哈萨克斯坦和乌克兰，自愿解除核武装。

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Only with the rise of the Space Shuttle programme in the early 1980s, and the dissolution of the Soviet Union a few years later, did America retake the crown.

直到20世纪80年代初航天飞机计划的兴起以及没几年后苏联的解体，美国才重获该领域的主导地位。

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Since the dissolution of the Soviet Union, the language of Russian newspapers has changed dramatically.

苏联解体至今，俄罗斯报刊语言发生了很大的变化。

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Since the dissolution of the Soviet Union, the language of Russian newspapers has changed dramatically.

苏联解体至今，俄罗斯报刊语言发生了很大的变化。

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