柯林斯词典bubonic plague /bjuːˈbɒnɪk ˌpleɪg/ 1. N-UNCOUNT Bubonic plague is a serious infectious disease spread by rats. It killed many people during the Middle Ages. 黑死病; 由鼠傳播的疾病，在中世紀有許多人因此喪命 返回 bubonic plague剑桥词典a very infectious disease spread by rats , causing swelling , fever , and usually death . In the 14th century it killed half the people living in Europe . 腺鼠疫；腹股溝淋巴結鼠疫 返回 bubonic plague