拉菲尔说，他的研究关注的是主要铅中毒和儿童的神经发育。

You bet, "said Lanphear, whose research has focused on lead exposure and children's neurodevelopment."

youdao

拉菲尔说，他的研究关注的是主要铅中毒和儿童的神经发育。

You bet, "said Lanphear, whose research has focused on lead exposure and children's neurodevelopment."

youdao