联合 + Noun
联合 (liánhé) means "joint," "united," or "union." It is used to describe combined or collaborative efforts between parties. For example, 联合声明 means "joint statement."
两家公司发表了联合声明。
liǎng jiā gōngsī fābiǎo le liánhé shēngmíng.
The two companies issued a joint statement.
这个项目是两所大学联合开展的。
zhège xiàngmù shì liǎng suǒ dàxué liánhé kāizhǎn de.
This project is jointly carried out by two universities.
联合国总部在纽约。
liánhéguó zǒngbù zài niǔyuē.
The United Nations headquarters is in New York.