我们有两儿一女。

We have two sons and a daughter.

《牛津词典》

婴儿旁边有两个孩子，一男一女。

There are two children beside the baby, a boy and a girl.

youdao

每组一男一女，但是女生的右腿要和男生的左腿绑在一起。

There should be a boy and a girl in each group, but the right leg of the girl and the left leg of the boy should be tied together.

youdao

In 1948, I'm going to guess, they were assuming a man and a woman. -Right.

在1948年的时候，我猜他们大概以为,结婚必然是一男一女结合，-是的。

普林斯顿公开课 - 人性课程节选

The women who are at the market see the troops coming, they call the men folk.

在集市里的女人们一看到部队来了,就去喊男人们来

耶鲁公开课 - 1871年后的法国课程节选

So that if a man happens to love someone, either male of female, he would be more eager " to win the rewards of valor."

所以只要一名男性刚好喜欢某人，无论是男是女，他将势必会渴望,赢得英勇的奖赏“

耶鲁公开课 - 政治哲学导论课程节选