This is a two parter.

这有两种。

Tell your parter that she is beautiful.

告诉你的搭档她很美。

I don't have a parter to practice English with.

我没有一个练习英语的搭档。

Woo's grand narrative justifies the two-parter.

吴的宏大叙事为将电影分为两部提供了理由。

If business parter would attend the party, wear suit would more fit.

如果聚会有业务合伙人参加，穿西服会更合适一些。