快三推算下期大小简介:What troubled him the most was that even the technology tree did not mention the treatment of smallpox. In other words, in the era of the emergence of the technology tree, smallpox was still an infectious disease that could not be treated specifically.
What troubled him the most was that even the technology tree did not mention the treatment of smallpox. In other words, in the era of the emergence of the technology tree, smallpox was still an infectious disease that could not be treated specifically.