律师和会计们开始尝试理清银行复杂的事务。

untangle /ntɡl/ ( untangling, untangled, untangles )

1. 

V-T If you untangle something that is knotted or has become twisted around something, you undo the knots in it or free it. 解开纠结

例：

He was found desperately trying to untangle several reels of film.

人们发现他正拼命地试图解开纠结的几圈胶片。

例：

Lawyers and accountants began trying to untangle the complex affairs of the bank.

2. 

V-T If you untangle a confused or complicated situation, you make the different things involved clear, or put the situation right. 理清(混乱复杂的情况)