It does this to let the big ships through to the Pool of London.

题目

It does this to let the big ships through to the Pool of London.

答案

这样做的目的,是让大型船只得以通过,从而驶往“伦敦池”.
提醒：The Pool of London is a part of the Tideway of the River Thames from London Bridge to below Tower Bridge.It was the original part of the Port of London.伦敦池是泰晤士河感潮段的一部分,位于伦敦桥和塔桥之间,构成最初的伦敦港.