他说，一个可能的原因是，寄生虫也许会增加大脑中化学物质多巴胺的分泌。

One possible reason is that the parasite might boost the presence of the chemical dopamine in the brain, he said.

youdao

他说，一个可能的原因是，寄生虫也许会增加大脑中化学物质多巴胺的分泌。

One possible reason is that the parasite might boost the presence of the chemical dopamine in the brain, he said.

youdao