特别是挤奶女工，她们的职责就是挤奶，因此她们与牛有着非常亲密的关系，通常不会得天花。

In particular, dairy maids, whose responsibility was to milk cows, and so they had a very intimate relationship with cattle, often didn't get smallpox.

youdao

特别是挤奶女工，她们的职责就是挤奶，因此她们与牛有着非常亲密的关系，通常不会得天花。

In particular, dairy maids, whose responsibility was to milk cows, and so they had a very intimate relationship with cattle, often didn't get smallpox.

youdao