The infant company was based in Nebraska.

这家新成立的公司总部设在内布拉斯加州。

holding the infant in his arms.

把婴儿抱在他手里。

They are saying that he is tiring of playing daddy to their infant son.

他们说，作为一个尚在襁褓中的儿子的父亲，他已厌倦了这种角色。

vaccinations of newborn infants.

新生儿的免疫。

the infant mortality rate in Britain.

英国的婴儿死亡率。