VOA慢速英语:Can Folic Acid Prevent Childhood Autism?

1. After the babies were born, investigators followed up with the children through the end of March 2012.

be born 诞生
例句：Forgiveness cannot be born without an open heart.
没有打开的心灵，宽恕就无法诞生。
follow up 跟着，追逐，继续
例句：The police will follow up all possible leads.
警方将追踪所有可能有用的线索。

2. They wanted to find out how many developed any form of autism.

find out 发现
例句：What'd you find out?
你有什么发现吗?

3. Folic acid has been linked to the development of a protective covering called the neural tube in a fetus.

link to 与…连接， 联系
例句：The colonel was our only link to this place.
那个上校是我们这儿唯一与这个地方有联系的。

4.  Women who do not get enough folic acid are at risk of giving birth to infants with part of their spinal cord or brain exposed.

give birth to 生（孩子），生育
例句：Today, do you give birth to babies?
今天你计划生育了吗？