Two things of a kind, similar in form, intended to be used together, or corresponding to each other in some way.

同类之两物；一对。

A single thing composed of two like parts.

双股组成之物。

A married couple.

夫妇；伉俪。

Two members of different parties, a sin a legislative body, who agree that neither will vote on a given motion.

两不同党的放弃投票权协议。

To join in couples; mate.

使成对；配合。

To come together in couples.

成一对。((off; up))

To match; form a pair, or couple.

配对；成为伉俪。