The Health Ministry in Madagascar said it has confirmed two cases of pneumonic plague - the deadliest and rarest form of the disease.

马达加斯加卫生部称已确认两个疫病例，这是这种疾病最致命最罕有类型。

Pneumonic plague is regarded as more dangerous because it spreads from person to person rather than through flea bites.

疫被视为最危险疾病，因为它能在人之传播，而不是通过跳蚤叮咬。

The idea of quarantine first emerged in the city-state of Ragusa, modern Dubrovnik, Croatia, in 1377. P. I. Dosholiak distinguished between bubonic and pneumonic plague.

检疫最早于1377年在 Ragusa 城市国家（现为克罗地亚杜布罗夫尼克）出现。P. I. Dosholiak 区分了腺疫和疫。

If you need a helpful pneumonic for it, just remember this simple phrase: food and drugs!

如果你需要一个便于记忆提示语，只需记住这个简单短语：食品与药品！

Finally, we have the Pneumonic Plague that  is airborne and attacks the lungs, unlike the previous two.

最后，我们有疫，它通过空气传播并攻击部，这与前两次不同。

The Health Ministry in Madagascar said it’s confirmed two cases of pneumonic plague, the deadliest and rarest form of the disease.

马达加斯加卫生部表示已确认两例疫病例，这是该病中最致命和最罕见一种。