When analysing the contract, it's wise to read between the lines to avoid potential pitfalls.

read 是动词，意思是"阅读、理解"。 between 是介词，表示"在...之间"。 the 是定冠词，特指某事物。 lines 是名词 line 的复数形式，意思是"行、文字"。 read between the lines 是一个固定短语，字面意思是"阅读字里行间"，引申为"理解言外之意"或"领会隐含的意思"。