模仿文本：Hello, and welcome to Assignment on the BBC World Service. I'm Ed Butler. And you find me in Buenos Aires, the capital of Argentina, where these days, it's very much a numbers game. 

 

 

译文： 你好，欢迎收听BBC全球服务《任务》节目。我是艾德·巴特勒。你会发现我现在身处阿根廷首都布宜诺斯艾利斯，这些天来，这里正在大玩数字游戏。