The Black Death

The Black Death, also known as the Bubonic Plague, is one of the most devastating （毀滅性的） pandemics （大流行病） in human history. It swept through Europe during the 14th century, causing widespread （廣泛的） death and social upheaval. The Black Death started in 1347 and quickly spread, leaving a trail of destruction in its wake. What was the cause?  The Black Death was caused by the bacterium Yersinia ...Read More