verb · to meet or join together at a specific point, such as roads, rivers, or abstract lines

这两条铁路干线在郑州交会。

verb · to settle or meet a financial obligation, such as a payment or membership due

这两条重要的铁路线在前方的一个小镇交会。

verb · to meet or encounter at a specific time and place, especially regarding spacecraft docking or individuals meeting

两艘航天器在预定轨道成功交会。