例句 /

Folic acid supplements are now recommended for pregnant women to prevent neural tube defects (spina bifida) in their children.

Folic acid supplements are now recommended for pregnant women to prevent neural tube defects (spina bifida) in their children.

现在已建议孕妇补充叶酸以预防儿童出现神经管缺陷症(脊柱裂)。