英语
西班牙语
英语
西班牙语
单语范例（未经PONS编辑处理）
He had suffered greatly from the ordeal but survived fully protected from smallpox.
en.wikipedia.org The practice of smallpox inoculation was eventually accepted by the general population due to first-hand experiences and personal relationships.
en.wikipedia.org The comparative docility of infectious diseases like smallpox has contributed to a degree of complacency about the magnitude of the risks of refusing vaccination.
www.project-syndicate.org Most countries stopped vaccination programs for smallpox by the late 1970s, making a major part of the current world population susceptible to the virus.
en.wikipedia.org He succeeded his brother who died of smallpox without issue in 1753.
en.wikipedia.org