Their first child was conceived on their wedding night.

他们的第一个小孩是在新婚之夜怀上的。

《牛津词典》

She married at 17 and gave birth to her first child shortly thereafter.

她17岁结婚，之后不久便生了第一个孩子。

《牛津词典》

His wife gave birth to their first child, and he was ecstatic about it.

他的妻子生下了他们的第一个孩子，他对此欣喜若狂。

《柯林斯英汉双解大词典》

Helen was their first child. Until she was a year-and-one-half old, Helen Keller was just like any other child.

VOA: special.2009.11.08

Peter was the first child of his father's second wife and thus a potential threat to the ambition of the relatives of the first wife.

彼得是他父亲与其第二任妻子的长子,因此对第一任妻子的亲戚们而言,彼得是他们的一个潜在威胁

耶鲁公开课 - 欧洲文明课程节选

Merry arrived seven years after her mother had her first child and she was quite a Christmas gift.

VOA: special.2009.12.21

And then, in the last year of British imperial rule, my first child was born here.

BBC: Hong Kong: Where worlds collide

With my first child, I had no idea what a contraction would feel like.

CNN: The Honest Toddler revealed

Catherine is expecting her first child with William, who's second in line to the British throne.

CNN: SHARE THIS