Before we finalise the contract, let's talk the key clauses through with our legal team.

talk 是动词，意思是"交谈、讨论"。 through 在这里是副词，表示"彻底地、完整地"，强调动作的彻底性。 talk through 是一个短语动词，意思是"详细讨论、彻底商讨"，指把某个问题或事项从头到尾仔细讨论一遍。