成双成对的情侣沿着海滩悠然漫步。

Couples strolled leisurely along the beach.

《牛津词典》

成双成对的舞伴在跳贴面舞。

Couples were dancing cheek to cheek.

《牛津词典》

但是在周末我们可能成双成对的出去。

But at weekends we would pair off.

youdao

They different greatly in style. Genesis 1 is formalized, it's highly structured, it has the seven days and everything's paired up.

风格迥异，《创世纪》1，很书面化,结构严谨，什么东西都是成双成对的。

耶鲁公开课 - 旧约导论课程节选