改进题：In order to get a large amount of water power we need a large pressure and a large current.

译文：为了得到大量水力，我们需要高水压和强水流。

改进题：In order to get a large amount of water power we need a large pressure and a large current.

译文：为了得到大量水力，我们需要高水压和强水流。

改进的译文：为了得到大量水能，我们需要高水压和强水流。