这一事实表明当年黑死病传播方式是不同的，可能存在完全不同的病原体。

That suggests a different method of transmission, and possibly a different pathogen entirely.

youdao

这一事实表明当年黑死病传播方式是不同的，可能存在完全不同的病原体。

That suggests a different method of transmission, and possibly a different pathogen entirely.

youdao