黑死病 Black Death ; Bubonic plague ; Black Plague ; Plague
欧洲黑死病之秘密 Secrets of the Plague
黑死病的后果 Consequences of the Black Death
黑死病纪念柱 Plague Column in Vienna ; Marian Plague Column
蜜蜂黑死病 bee pest
卡缪的黑死病 The Plague
BBC黑死病之谜 The Mystery of ; The Mystery of the Black Death
SBS 黑死病 SBS The Black Death
以黑死病为例。这种疾病最常通过跳蚤叮咬传染给人类，跳蚤生存在啮齿类动物上。
Take bubonic plague for example. The disease is most commonly transmitted to humans through flea bites, and the fleas live on rodents.
1348年的黑死病是由森林树木下腐殖质的逐渐丧失引起的。
The Black Death of 1348 was caused by gradual loss of the humus fertility found under forest trees.
然而，我们并不知道，黑死病是如何被带到欧洲的。
We do not know, however, how the Black Death travelled to Europe.
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