We three children sang along.

我们三个孩子一起唱。

youdao

By the time I was 30, we had three adorable children.

到我30岁时，我们有了3个非常可爱的孩子。

《柯林斯英汉双解大词典》

We have no children, yet we have five bedrooms, three bathrooms, two kitchens, and a huge living room.

我们没有孩子，但我们有五间卧室、三间浴室、两间厨房和一间大客厅。

youdao

We have three children, and he has been enormously supportive of my career, and we really are in a partnership.

WSJ: Convincing Consumers That Cash Is Pass��

We took three children, ages 8 through 14, to Rome in August, but they never met any Italians.

FORBES: What I Did On My Summer Vacation

Basically, we used three undisputed children in that family to reconstruct the DNA fingerprint of the missing father and then show for the boy in dispute that every genetic characteristic matched either mum or the missing dad.

NPR: Pioneering DNA Forensics