冷战时期，阿姆斯特朗前往世界各地表演爵士乐，成为美国的文化大使。

Armstrong became a cultural ambassador for the U.S. during the cold war, performing jazz all over the world.

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克里斯汀·麦吉是明星教练兼运动品牌斐乐的瑜伽大使。

Kristin McGee is a celebrity trainer and Fila's Yoga Ambassador.

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我有许多朋友仔外国大使馆工作，所以，我有机会和他们交换卡带，那时候，我就是用这种方法听力很多摇滚乐。

"I had a lot of friends who worked in foreign embassies so I had the chance to exchange music tapes.That's the way I listened to a lot of rock music at that time," he said.

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