What it is, it's a very large-scale study that polls a very large sample of the world's population, a sample that represents about 70 percent of the planet's population, and I started asking them a series of questions about how they perceive other countries.
这是一个非常庞大的调查 它从世界人口范围取出庞大样品数据 这个样本代表了 地球人口的70%， 我开始问他们一系列的问题 关于他们是如何看待自己国家的。