1. Later it was found that there was a type of mosquito which acted as the carrier of this disease and passed it on to the rabbits.
    后来又发现，有一种蚊子是传播这种疾病的媒介，能把此病传染给兔子。

2. It would not have been very important if he had merely found plasmodium parasites in the tiny stomach, but the parasites were multiplying — suggesting that the mosquito´s stomach was one of their natural homes.
    如果在蚊子微小的腹内他只是发现了疟原虫寄生虫，这个发现还不是个很重要的发现，但是寄生虫在繁殖——这就意味着蚊子的腹内是它们的一个自然之家。