有几对情侣在跳舞。

Several couples were on the dance floor.

《牛津词典》

他们拒绝把公寓租给一对未结婚的情侣。

They refused to rent an apartment to an unmarried couple.

《柯林斯英汉双解大词典》

她走近一对手拉手坐在长凳上的年轻情侣。

She approached a young couple holding hands on a bench.

《柯林斯英汉双解大词典》

So they're still managing to coordinate but you... Okay, so thank you for this couple, let's give them a round of applause.

你们又协调成功了,感谢这对情侣,给他们点掌声吧

耶鲁公开课 - 博弈论课程节选

A happy marriage for Milton was founded on a couple of like-minded opinions and values, - their ability to converse with one another -- and so this is why the notion of divorce for reasons of incompatibility is so important to Milton, because compatibility in marriage is the very essence of marriage.

对弥尔顿来说，一段幸福的婚姻是建立在,有着相似观点和价值基础的情侣间的，他们与彼此交谈的能力-,因此这就是为什么对弥尔顿来说离婚这一概念,无论如何都十分重要，因为和谐共处,是婚姻的精髓。

耶鲁公开课 - 弥尔顿课程节选