明朝皇帝朱棣对自己王朝外面的世界充满了好奇，于是派郑和带领船队去探索。郑和的船队浩浩荡荡，去了很多新奇的国家。他们与当地人交换物品，邀请外国友人来中国做客。郑和船队还带回了长颈鹿，大家都大开眼界。The emperor Zhu Di was curious about the world outside his empire, so he asked Zheng He to lead fleet to explore. The fleet went forward with great strength and vigor, passing many countries. They exchanged goods with local people and invited foreign friends to come to China. They also brought back giraffe, which widened people's vision.