All my friends were either lovey-dovey couples or wild, single girls.

我所有的朋友不是卿卿我我的情侣，就是狂野的单身女郎。

《柯林斯英汉双解大词典》

Whether the public bus ride, or riding, are often inadvertently seen some people holding a Rubik's Cube in turn, or couples, or single.

无论是坐公巴，还是坐车，都常常不经意地看见一些人拿着魔方在转，或情侣，或单身。

youdao

Clean house, very suitable for single people or couples living 2.

房子干净整洁，非常合适单身或者夫妻2人居住。

youdao

Easter Island, Chile, is equally impressive to families with children, couples or single travelers.

FORBES: 10 Trips That Will Change Your Life

Sweden will have to inform the Council of Europe of its withdrawal from a convention on adoption, which stipulates that only married couples or a single person have the right to adopt.

BBC: Sweden legalises gay adoption

California couples are supposed to file separate single (or head of household) returns, but with community property income split as if they were married, in accordance with California law.

FORBES: Top Tax Pro To IRS: Get Moving On Same Sex Marriage