连手

nà xiē lián shǒu de shì dōu xū yào nòng qīng

那些连手的事都需要弄清。

Those things that are connected need to be clarified

guò qù nǐ nà ge lǎo lián shǒu dāng le zhǔ rèn le

过去你那个老连手当了主任了。

Your old collaborator has become the director.