And the Spanish, a much smaller group of people was able to overtake the Aztec civilization, very well established, because that group of people was devastated by the disease.

那些西班牙人,只是一支较小的队伍,他们之所以战胜高度发达的阿兹特克文明,是因为阿兹特克人被这种疾病摧残了

耶鲁公开课 - 生物医学工程探索课程节选