prenatal

产前的、孕期的

She goes to the clinic every month for prenatal checkups.

她每个月都到诊所做产前检查。

出生前的、胎儿期的

Stress during pregnancy may affect prenatal brain development.

怀孕期间的压力可能影响胎儿出生前的大脑发育。

孕妇维他命、产前维他命口语，常用复数

The doctor told her to start taking prenatals right away.

医生要她马上开始服用孕妇维他命。