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为了获得地球嘉年华的终极大奖——百科全书，小羊们和灰太狼进入地球嘉年华收集游戏票根。他们在导游地球仪的带领下，完成一系列的挑战，并了解到了关于地球的各种有趣知识，体会到地球运行的方式，深入探寻了地球的构造，见识到地球上丰富的资源和特色。最终小羊们与灰太狼成功兑换了百科全书，也收获了许多珍贵的知识与回忆。。The worldwide use of means of communication such as the telephone, television, and internet is still growing rapidly. Cable companies and telecom providers are working hard to connect everyone to their networks, including people living in remote villages in the countryside. Please Hold the Line follows telecom engineers in a number of Eastern European countries during their vis...。